1 /* 2 * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver 3 * 4 * Copyright (c) 2008-2009 USI Co., Ltd. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions, and the following disclaimer, 12 * without modification. 13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 14 * substantially similar to the "NO WARRANTY" disclaimer below 15 * ("Disclaimer") and any redistribution must be conditioned upon 16 * including a substantially similar Disclaimer requirement for further 17 * binary redistribution. 18 * 3. Neither the names of the above-listed copyright holders nor the names 19 * of any contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * Alternatively, this software may be distributed under the terms of the 23 * GNU General Public License ("GPL") version 2 as published by the Free 24 * Software Foundation. 25 * 26 * NO WARRANTY 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 30 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 31 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 35 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 36 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGES. 38 * 39 */ 40 #include <linux/slab.h> 41 #include "pm8001_sas.h" 42 #include "pm8001_hwi.h" 43 #include "pm8001_chips.h" 44 #include "pm8001_ctl.h" 45 46 /** 47 * read_main_config_table - read the configure table and save it. 48 * @pm8001_ha: our hba card information 49 */ 50 static void __devinit read_main_config_table(struct pm8001_hba_info *pm8001_ha) 51 { 52 void __iomem *address = pm8001_ha->main_cfg_tbl_addr; 53 pm8001_ha->main_cfg_tbl.signature = pm8001_mr32(address, 0x00); 54 pm8001_ha->main_cfg_tbl.interface_rev = pm8001_mr32(address, 0x04); 55 pm8001_ha->main_cfg_tbl.firmware_rev = pm8001_mr32(address, 0x08); 56 pm8001_ha->main_cfg_tbl.max_out_io = pm8001_mr32(address, 0x0C); 57 pm8001_ha->main_cfg_tbl.max_sgl = pm8001_mr32(address, 0x10); 58 pm8001_ha->main_cfg_tbl.ctrl_cap_flag = pm8001_mr32(address, 0x14); 59 pm8001_ha->main_cfg_tbl.gst_offset = pm8001_mr32(address, 0x18); 60 pm8001_ha->main_cfg_tbl.inbound_queue_offset = 61 pm8001_mr32(address, MAIN_IBQ_OFFSET); 62 pm8001_ha->main_cfg_tbl.outbound_queue_offset = 63 pm8001_mr32(address, MAIN_OBQ_OFFSET); 64 pm8001_ha->main_cfg_tbl.hda_mode_flag = 65 pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET); 66 67 /* read analog Setting offset from the configuration table */ 68 pm8001_ha->main_cfg_tbl.anolog_setup_table_offset = 69 pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET); 70 71 /* read Error Dump Offset and Length */ 72 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset0 = 73 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET); 74 pm8001_ha->main_cfg_tbl.fatal_err_dump_length0 = 75 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH); 76 pm8001_ha->main_cfg_tbl.fatal_err_dump_offset1 = 77 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET); 78 pm8001_ha->main_cfg_tbl.fatal_err_dump_length1 = 79 pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH); 80 } 81 82 /** 83 * read_general_status_table - read the general status table and save it. 84 * @pm8001_ha: our hba card information 85 */ 86 static void __devinit 87 read_general_status_table(struct pm8001_hba_info *pm8001_ha) 88 { 89 void __iomem *address = pm8001_ha->general_stat_tbl_addr; 90 pm8001_ha->gs_tbl.gst_len_mpistate = pm8001_mr32(address, 0x00); 91 pm8001_ha->gs_tbl.iq_freeze_state0 = pm8001_mr32(address, 0x04); 92 pm8001_ha->gs_tbl.iq_freeze_state1 = pm8001_mr32(address, 0x08); 93 pm8001_ha->gs_tbl.msgu_tcnt = pm8001_mr32(address, 0x0C); 94 pm8001_ha->gs_tbl.iop_tcnt = pm8001_mr32(address, 0x10); 95 pm8001_ha->gs_tbl.reserved = pm8001_mr32(address, 0x14); 96 pm8001_ha->gs_tbl.phy_state[0] = pm8001_mr32(address, 0x18); 97 pm8001_ha->gs_tbl.phy_state[1] = pm8001_mr32(address, 0x1C); 98 pm8001_ha->gs_tbl.phy_state[2] = pm8001_mr32(address, 0x20); 99 pm8001_ha->gs_tbl.phy_state[3] = pm8001_mr32(address, 0x24); 100 pm8001_ha->gs_tbl.phy_state[4] = pm8001_mr32(address, 0x28); 101 pm8001_ha->gs_tbl.phy_state[5] = pm8001_mr32(address, 0x2C); 102 pm8001_ha->gs_tbl.phy_state[6] = pm8001_mr32(address, 0x30); 103 pm8001_ha->gs_tbl.phy_state[7] = pm8001_mr32(address, 0x34); 104 pm8001_ha->gs_tbl.reserved1 = pm8001_mr32(address, 0x38); 105 pm8001_ha->gs_tbl.reserved2 = pm8001_mr32(address, 0x3C); 106 pm8001_ha->gs_tbl.reserved3 = pm8001_mr32(address, 0x40); 107 pm8001_ha->gs_tbl.recover_err_info[0] = pm8001_mr32(address, 0x44); 108 pm8001_ha->gs_tbl.recover_err_info[1] = pm8001_mr32(address, 0x48); 109 pm8001_ha->gs_tbl.recover_err_info[2] = pm8001_mr32(address, 0x4C); 110 pm8001_ha->gs_tbl.recover_err_info[3] = pm8001_mr32(address, 0x50); 111 pm8001_ha->gs_tbl.recover_err_info[4] = pm8001_mr32(address, 0x54); 112 pm8001_ha->gs_tbl.recover_err_info[5] = pm8001_mr32(address, 0x58); 113 pm8001_ha->gs_tbl.recover_err_info[6] = pm8001_mr32(address, 0x5C); 114 pm8001_ha->gs_tbl.recover_err_info[7] = pm8001_mr32(address, 0x60); 115 } 116 117 /** 118 * read_inbnd_queue_table - read the inbound queue table and save it. 119 * @pm8001_ha: our hba card information 120 */ 121 static void __devinit 122 read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha) 123 { 124 int inbQ_num = 1; 125 int i; 126 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr; 127 for (i = 0; i < inbQ_num; i++) { 128 u32 offset = i * 0x20; 129 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar = 130 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14))); 131 pm8001_ha->inbnd_q_tbl[i].pi_offset = 132 pm8001_mr32(address, (offset + 0x18)); 133 } 134 } 135 136 /** 137 * read_outbnd_queue_table - read the outbound queue table and save it. 138 * @pm8001_ha: our hba card information 139 */ 140 static void __devinit 141 read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha) 142 { 143 int outbQ_num = 1; 144 int i; 145 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr; 146 for (i = 0; i < outbQ_num; i++) { 147 u32 offset = i * 0x24; 148 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar = 149 get_pci_bar_index(pm8001_mr32(address, (offset + 0x14))); 150 pm8001_ha->outbnd_q_tbl[i].ci_offset = 151 pm8001_mr32(address, (offset + 0x18)); 152 } 153 } 154 155 /** 156 * init_default_table_values - init the default table. 157 * @pm8001_ha: our hba card information 158 */ 159 static void __devinit 160 init_default_table_values(struct pm8001_hba_info *pm8001_ha) 161 { 162 int qn = 1; 163 int i; 164 u32 offsetib, offsetob; 165 void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr; 166 void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr; 167 168 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd = 0; 169 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3 = 0; 170 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7 = 0; 171 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3 = 0; 172 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7 = 0; 173 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3 = 0; 174 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7 = 0; 175 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3 = 0; 176 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7 = 0; 177 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3 = 0; 178 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7 = 0; 179 180 pm8001_ha->main_cfg_tbl.upper_event_log_addr = 181 pm8001_ha->memoryMap.region[AAP1].phys_addr_hi; 182 pm8001_ha->main_cfg_tbl.lower_event_log_addr = 183 pm8001_ha->memoryMap.region[AAP1].phys_addr_lo; 184 pm8001_ha->main_cfg_tbl.event_log_size = PM8001_EVENT_LOG_SIZE; 185 pm8001_ha->main_cfg_tbl.event_log_option = 0x01; 186 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr = 187 pm8001_ha->memoryMap.region[IOP].phys_addr_hi; 188 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr = 189 pm8001_ha->memoryMap.region[IOP].phys_addr_lo; 190 pm8001_ha->main_cfg_tbl.iop_event_log_size = PM8001_EVENT_LOG_SIZE; 191 pm8001_ha->main_cfg_tbl.iop_event_log_option = 0x01; 192 pm8001_ha->main_cfg_tbl.fatal_err_interrupt = 0x01; 193 for (i = 0; i < qn; i++) { 194 pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt = 195 0x00000100 | (0x00000040 << 16) | (0x00<<30); 196 pm8001_ha->inbnd_q_tbl[i].upper_base_addr = 197 pm8001_ha->memoryMap.region[IB].phys_addr_hi; 198 pm8001_ha->inbnd_q_tbl[i].lower_base_addr = 199 pm8001_ha->memoryMap.region[IB].phys_addr_lo; 200 pm8001_ha->inbnd_q_tbl[i].base_virt = 201 (u8 *)pm8001_ha->memoryMap.region[IB].virt_ptr; 202 pm8001_ha->inbnd_q_tbl[i].total_length = 203 pm8001_ha->memoryMap.region[IB].total_len; 204 pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr = 205 pm8001_ha->memoryMap.region[CI].phys_addr_hi; 206 pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr = 207 pm8001_ha->memoryMap.region[CI].phys_addr_lo; 208 pm8001_ha->inbnd_q_tbl[i].ci_virt = 209 pm8001_ha->memoryMap.region[CI].virt_ptr; 210 offsetib = i * 0x20; 211 pm8001_ha->inbnd_q_tbl[i].pi_pci_bar = 212 get_pci_bar_index(pm8001_mr32(addressib, 213 (offsetib + 0x14))); 214 pm8001_ha->inbnd_q_tbl[i].pi_offset = 215 pm8001_mr32(addressib, (offsetib + 0x18)); 216 pm8001_ha->inbnd_q_tbl[i].producer_idx = 0; 217 pm8001_ha->inbnd_q_tbl[i].consumer_index = 0; 218 } 219 for (i = 0; i < qn; i++) { 220 pm8001_ha->outbnd_q_tbl[i].element_size_cnt = 221 256 | (64 << 16) | (1<<30); 222 pm8001_ha->outbnd_q_tbl[i].upper_base_addr = 223 pm8001_ha->memoryMap.region[OB].phys_addr_hi; 224 pm8001_ha->outbnd_q_tbl[i].lower_base_addr = 225 pm8001_ha->memoryMap.region[OB].phys_addr_lo; 226 pm8001_ha->outbnd_q_tbl[i].base_virt = 227 (u8 *)pm8001_ha->memoryMap.region[OB].virt_ptr; 228 pm8001_ha->outbnd_q_tbl[i].total_length = 229 pm8001_ha->memoryMap.region[OB].total_len; 230 pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr = 231 pm8001_ha->memoryMap.region[PI].phys_addr_hi; 232 pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr = 233 pm8001_ha->memoryMap.region[PI].phys_addr_lo; 234 pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = 235 0 | (10 << 16) | (0 << 24); 236 pm8001_ha->outbnd_q_tbl[i].pi_virt = 237 pm8001_ha->memoryMap.region[PI].virt_ptr; 238 offsetob = i * 0x24; 239 pm8001_ha->outbnd_q_tbl[i].ci_pci_bar = 240 get_pci_bar_index(pm8001_mr32(addressob, 241 offsetob + 0x14)); 242 pm8001_ha->outbnd_q_tbl[i].ci_offset = 243 pm8001_mr32(addressob, (offsetob + 0x18)); 244 pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0; 245 pm8001_ha->outbnd_q_tbl[i].producer_index = 0; 246 } 247 } 248 249 /** 250 * update_main_config_table - update the main default table to the HBA. 251 * @pm8001_ha: our hba card information 252 */ 253 static void __devinit 254 update_main_config_table(struct pm8001_hba_info *pm8001_ha) 255 { 256 void __iomem *address = pm8001_ha->main_cfg_tbl_addr; 257 pm8001_mw32(address, 0x24, 258 pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd); 259 pm8001_mw32(address, 0x28, 260 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3); 261 pm8001_mw32(address, 0x2C, 262 pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7); 263 pm8001_mw32(address, 0x30, 264 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3); 265 pm8001_mw32(address, 0x34, 266 pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7); 267 pm8001_mw32(address, 0x38, 268 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3); 269 pm8001_mw32(address, 0x3C, 270 pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7); 271 pm8001_mw32(address, 0x40, 272 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3); 273 pm8001_mw32(address, 0x44, 274 pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7); 275 pm8001_mw32(address, 0x48, 276 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3); 277 pm8001_mw32(address, 0x4C, 278 pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7); 279 pm8001_mw32(address, 0x50, 280 pm8001_ha->main_cfg_tbl.upper_event_log_addr); 281 pm8001_mw32(address, 0x54, 282 pm8001_ha->main_cfg_tbl.lower_event_log_addr); 283 pm8001_mw32(address, 0x58, pm8001_ha->main_cfg_tbl.event_log_size); 284 pm8001_mw32(address, 0x5C, pm8001_ha->main_cfg_tbl.event_log_option); 285 pm8001_mw32(address, 0x60, 286 pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr); 287 pm8001_mw32(address, 0x64, 288 pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr); 289 pm8001_mw32(address, 0x68, pm8001_ha->main_cfg_tbl.iop_event_log_size); 290 pm8001_mw32(address, 0x6C, 291 pm8001_ha->main_cfg_tbl.iop_event_log_option); 292 pm8001_mw32(address, 0x70, 293 pm8001_ha->main_cfg_tbl.fatal_err_interrupt); 294 } 295 296 /** 297 * update_inbnd_queue_table - update the inbound queue table to the HBA. 298 * @pm8001_ha: our hba card information 299 */ 300 static void __devinit 301 update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number) 302 { 303 void __iomem *address = pm8001_ha->inbnd_q_tbl_addr; 304 u16 offset = number * 0x20; 305 pm8001_mw32(address, offset + 0x00, 306 pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt); 307 pm8001_mw32(address, offset + 0x04, 308 pm8001_ha->inbnd_q_tbl[number].upper_base_addr); 309 pm8001_mw32(address, offset + 0x08, 310 pm8001_ha->inbnd_q_tbl[number].lower_base_addr); 311 pm8001_mw32(address, offset + 0x0C, 312 pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr); 313 pm8001_mw32(address, offset + 0x10, 314 pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr); 315 } 316 317 /** 318 * update_outbnd_queue_table - update the outbound queue table to the HBA. 319 * @pm8001_ha: our hba card information 320 */ 321 static void __devinit 322 update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number) 323 { 324 void __iomem *address = pm8001_ha->outbnd_q_tbl_addr; 325 u16 offset = number * 0x24; 326 pm8001_mw32(address, offset + 0x00, 327 pm8001_ha->outbnd_q_tbl[number].element_size_cnt); 328 pm8001_mw32(address, offset + 0x04, 329 pm8001_ha->outbnd_q_tbl[number].upper_base_addr); 330 pm8001_mw32(address, offset + 0x08, 331 pm8001_ha->outbnd_q_tbl[number].lower_base_addr); 332 pm8001_mw32(address, offset + 0x0C, 333 pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr); 334 pm8001_mw32(address, offset + 0x10, 335 pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr); 336 pm8001_mw32(address, offset + 0x1C, 337 pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay); 338 } 339 340 /** 341 * bar4_shift - function is called to shift BAR base address 342 * @pm8001_ha : our hba card infomation 343 * @shiftValue : shifting value in memory bar. 344 */ 345 static int bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue) 346 { 347 u32 regVal; 348 u32 max_wait_count; 349 350 /* program the inbound AXI translation Lower Address */ 351 pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue); 352 353 /* confirm the setting is written */ 354 max_wait_count = 1 * 1000 * 1000; /* 1 sec */ 355 do { 356 udelay(1); 357 regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW); 358 } while ((regVal != shiftValue) && (--max_wait_count)); 359 360 if (!max_wait_count) { 361 PM8001_INIT_DBG(pm8001_ha, 362 pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW" 363 " = 0x%x\n", regVal)); 364 return -1; 365 } 366 return 0; 367 } 368 369 /** 370 * mpi_set_phys_g3_with_ssc 371 * @pm8001_ha: our hba card information 372 * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc. 373 */ 374 static void __devinit 375 mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit) 376 { 377 u32 value, offset, i; 378 379 #define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000 380 #define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000 381 #define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074 382 #define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074 383 #define PHY_G3_WITHOUT_SSC_BIT_SHIFT 12 384 #define PHY_G3_WITH_SSC_BIT_SHIFT 13 385 #define SNW3_PHY_CAPABILITIES_PARITY 31 386 387 /* 388 * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3) 389 * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7) 390 */ 391 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR)) 392 return; 393 394 for (i = 0; i < 4; i++) { 395 offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i; 396 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501); 397 } 398 /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */ 399 if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR)) 400 return; 401 for (i = 4; i < 8; i++) { 402 offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4); 403 pm8001_cw32(pm8001_ha, 2, offset, 0x80001501); 404 } 405 /************************************************************* 406 Change the SSC upspreading value to 0x0 so that upspreading is disabled. 407 Device MABC SMOD0 Controls 408 Address: (via MEMBASE-III): 409 Using shifted destination address 0x0_0000: with Offset 0xD8 410 411 31:28 R/W Reserved Do not change 412 27:24 R/W SAS_SMOD_SPRDUP 0000 413 23:20 R/W SAS_SMOD_SPRDDN 0000 414 19:0 R/W Reserved Do not change 415 Upon power-up this register will read as 0x8990c016, 416 and I would like you to change the SAS_SMOD_SPRDUP bits to 0b0000 417 so that the written value will be 0x8090c016. 418 This will ensure only down-spreading SSC is enabled on the SPC. 419 *************************************************************/ 420 value = pm8001_cr32(pm8001_ha, 2, 0xd8); 421 pm8001_cw32(pm8001_ha, 2, 0xd8, 0x8000C016); 422 423 /*set the shifted destination address to 0x0 to avoid error operation */ 424 bar4_shift(pm8001_ha, 0x0); 425 return; 426 } 427 428 /** 429 * mpi_set_open_retry_interval_reg 430 * @pm8001_ha: our hba card information 431 * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us. 432 */ 433 static void __devinit 434 mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha, 435 u32 interval) 436 { 437 u32 offset; 438 u32 value; 439 u32 i; 440 441 #define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000 442 #define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000 443 #define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4 444 #define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4 445 #define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF 446 447 value = interval & OPEN_RETRY_INTERVAL_REG_MASK; 448 /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/ 449 if (-1 == bar4_shift(pm8001_ha, 450 OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR)) 451 return; 452 for (i = 0; i < 4; i++) { 453 offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i; 454 pm8001_cw32(pm8001_ha, 2, offset, value); 455 } 456 457 if (-1 == bar4_shift(pm8001_ha, 458 OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR)) 459 return; 460 for (i = 4; i < 8; i++) { 461 offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4); 462 pm8001_cw32(pm8001_ha, 2, offset, value); 463 } 464 /*set the shifted destination address to 0x0 to avoid error operation */ 465 bar4_shift(pm8001_ha, 0x0); 466 return; 467 } 468 469 /** 470 * mpi_init_check - check firmware initialization status. 471 * @pm8001_ha: our hba card information 472 */ 473 static int mpi_init_check(struct pm8001_hba_info *pm8001_ha) 474 { 475 u32 max_wait_count; 476 u32 value; 477 u32 gst_len_mpistate; 478 /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the 479 table is updated */ 480 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE); 481 /* wait until Inbound DoorBell Clear Register toggled */ 482 max_wait_count = 1 * 1000 * 1000;/* 1 sec */ 483 do { 484 udelay(1); 485 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET); 486 value &= SPC_MSGU_CFG_TABLE_UPDATE; 487 } while ((value != 0) && (--max_wait_count)); 488 489 if (!max_wait_count) 490 return -1; 491 /* check the MPI-State for initialization */ 492 gst_len_mpistate = 493 pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 494 GST_GSTLEN_MPIS_OFFSET); 495 if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK)) 496 return -1; 497 /* check MPI Initialization error */ 498 gst_len_mpistate = gst_len_mpistate >> 16; 499 if (0x0000 != gst_len_mpistate) 500 return -1; 501 return 0; 502 } 503 504 /** 505 * check_fw_ready - The LLDD check if the FW is ready, if not, return error. 506 * @pm8001_ha: our hba card information 507 */ 508 static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) 509 { 510 u32 value, value1; 511 u32 max_wait_count; 512 /* check error state */ 513 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 514 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 515 /* check AAP error */ 516 if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) { 517 /* error state */ 518 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0); 519 return -1; 520 } 521 522 /* check IOP error */ 523 if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) { 524 /* error state */ 525 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3); 526 return -1; 527 } 528 529 /* bit 4-31 of scratch pad1 should be zeros if it is not 530 in error state*/ 531 if (value & SCRATCH_PAD1_STATE_MASK) { 532 /* error case */ 533 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0); 534 return -1; 535 } 536 537 /* bit 2, 4-31 of scratch pad2 should be zeros if it is not 538 in error state */ 539 if (value1 & SCRATCH_PAD2_STATE_MASK) { 540 /* error case */ 541 return -1; 542 } 543 544 max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */ 545 546 /* wait until scratch pad 1 and 2 registers in ready state */ 547 do { 548 udelay(1); 549 value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) 550 & SCRATCH_PAD1_RDY; 551 value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) 552 & SCRATCH_PAD2_RDY; 553 if ((--max_wait_count) == 0) 554 return -1; 555 } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY)); 556 return 0; 557 } 558 559 static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha) 560 { 561 void __iomem *base_addr; 562 u32 value; 563 u32 offset; 564 u32 pcibar; 565 u32 pcilogic; 566 567 value = pm8001_cr32(pm8001_ha, 0, 0x44); 568 offset = value & 0x03FFFFFF; 569 PM8001_INIT_DBG(pm8001_ha, 570 pm8001_printk("Scratchpad 0 Offset: %x \n", offset)); 571 pcilogic = (value & 0xFC000000) >> 26; 572 pcibar = get_pci_bar_index(pcilogic); 573 PM8001_INIT_DBG(pm8001_ha, 574 pm8001_printk("Scratchpad 0 PCI BAR: %d \n", pcibar)); 575 pm8001_ha->main_cfg_tbl_addr = base_addr = 576 pm8001_ha->io_mem[pcibar].memvirtaddr + offset; 577 pm8001_ha->general_stat_tbl_addr = 578 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18); 579 pm8001_ha->inbnd_q_tbl_addr = 580 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C); 581 pm8001_ha->outbnd_q_tbl_addr = 582 base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20); 583 } 584 585 /** 586 * pm8001_chip_init - the main init function that initialize whole PM8001 chip. 587 * @pm8001_ha: our hba card information 588 */ 589 static int __devinit pm8001_chip_init(struct pm8001_hba_info *pm8001_ha) 590 { 591 /* check the firmware status */ 592 if (-1 == check_fw_ready(pm8001_ha)) { 593 PM8001_FAIL_DBG(pm8001_ha, 594 pm8001_printk("Firmware is not ready!\n")); 595 return -EBUSY; 596 } 597 598 /* Initialize pci space address eg: mpi offset */ 599 init_pci_device_addresses(pm8001_ha); 600 init_default_table_values(pm8001_ha); 601 read_main_config_table(pm8001_ha); 602 read_general_status_table(pm8001_ha); 603 read_inbnd_queue_table(pm8001_ha); 604 read_outbnd_queue_table(pm8001_ha); 605 /* update main config table ,inbound table and outbound table */ 606 update_main_config_table(pm8001_ha); 607 update_inbnd_queue_table(pm8001_ha, 0); 608 update_outbnd_queue_table(pm8001_ha, 0); 609 mpi_set_phys_g3_with_ssc(pm8001_ha, 0); 610 mpi_set_open_retry_interval_reg(pm8001_ha, 7); 611 /* notify firmware update finished and check initialization status */ 612 if (0 == mpi_init_check(pm8001_ha)) { 613 PM8001_INIT_DBG(pm8001_ha, 614 pm8001_printk("MPI initialize successful!\n")); 615 } else 616 return -EBUSY; 617 /*This register is a 16-bit timer with a resolution of 1us. This is the 618 timer used for interrupt delay/coalescing in the PCIe Application Layer. 619 Zero is not a valid value. A value of 1 in the register will cause the 620 interrupts to be normal. A value greater than 1 will cause coalescing 621 delays.*/ 622 pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1); 623 pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0); 624 return 0; 625 } 626 627 static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) 628 { 629 u32 max_wait_count; 630 u32 value; 631 u32 gst_len_mpistate; 632 init_pci_device_addresses(pm8001_ha); 633 /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the 634 table is stop */ 635 pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET); 636 637 /* wait until Inbound DoorBell Clear Register toggled */ 638 max_wait_count = 1 * 1000 * 1000;/* 1 sec */ 639 do { 640 udelay(1); 641 value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET); 642 value &= SPC_MSGU_CFG_TABLE_RESET; 643 } while ((value != 0) && (--max_wait_count)); 644 645 if (!max_wait_count) { 646 PM8001_FAIL_DBG(pm8001_ha, 647 pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value)); 648 return -1; 649 } 650 651 /* check the MPI-State for termination in progress */ 652 /* wait until Inbound DoorBell Clear Register toggled */ 653 max_wait_count = 1 * 1000 * 1000; /* 1 sec */ 654 do { 655 udelay(1); 656 gst_len_mpistate = 657 pm8001_mr32(pm8001_ha->general_stat_tbl_addr, 658 GST_GSTLEN_MPIS_OFFSET); 659 if (GST_MPI_STATE_UNINIT == 660 (gst_len_mpistate & GST_MPI_STATE_MASK)) 661 break; 662 } while (--max_wait_count); 663 if (!max_wait_count) { 664 PM8001_FAIL_DBG(pm8001_ha, 665 pm8001_printk(" TIME OUT MPI State = 0x%x\n", 666 gst_len_mpistate & GST_MPI_STATE_MASK)); 667 return -1; 668 } 669 return 0; 670 } 671 672 /** 673 * soft_reset_ready_check - Function to check FW is ready for soft reset. 674 * @pm8001_ha: our hba card information 675 */ 676 static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha) 677 { 678 u32 regVal, regVal1, regVal2; 679 if (mpi_uninit_check(pm8001_ha) != 0) { 680 PM8001_FAIL_DBG(pm8001_ha, 681 pm8001_printk("MPI state is not ready\n")); 682 return -1; 683 } 684 /* read the scratch pad 2 register bit 2 */ 685 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) 686 & SCRATCH_PAD2_FWRDY_RST; 687 if (regVal == SCRATCH_PAD2_FWRDY_RST) { 688 PM8001_INIT_DBG(pm8001_ha, 689 pm8001_printk("Firmware is ready for reset .\n")); 690 } else { 691 /* Trigger NMI twice via RB6 */ 692 if (-1 == bar4_shift(pm8001_ha, RB6_ACCESS_REG)) { 693 PM8001_FAIL_DBG(pm8001_ha, 694 pm8001_printk("Shift Bar4 to 0x%x failed\n", 695 RB6_ACCESS_REG)); 696 return -1; 697 } 698 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, 699 RB6_MAGIC_NUMBER_RST); 700 pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST); 701 /* wait for 100 ms */ 702 mdelay(100); 703 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) & 704 SCRATCH_PAD2_FWRDY_RST; 705 if (regVal != SCRATCH_PAD2_FWRDY_RST) { 706 regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 707 regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 708 PM8001_FAIL_DBG(pm8001_ha, 709 pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1" 710 "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n", 711 regVal1, regVal2)); 712 PM8001_FAIL_DBG(pm8001_ha, 713 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 714 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0))); 715 PM8001_FAIL_DBG(pm8001_ha, 716 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 717 pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3))); 718 return -1; 719 } 720 } 721 return 0; 722 } 723 724 /** 725 * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all 726 * the FW register status to the originated status. 727 * @pm8001_ha: our hba card information 728 * @signature: signature in host scratch pad0 register. 729 */ 730 static int 731 pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha, u32 signature) 732 { 733 u32 regVal, toggleVal; 734 u32 max_wait_count; 735 u32 regVal1, regVal2, regVal3; 736 737 /* step1: Check FW is ready for soft reset */ 738 if (soft_reset_ready_check(pm8001_ha) != 0) { 739 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n")); 740 return -1; 741 } 742 743 /* step 2: clear NMI status register on AAP1 and IOP, write the same 744 value to clear */ 745 /* map 0x60000 to BAR4(0x20), BAR2(win) */ 746 if (-1 == bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) { 747 PM8001_FAIL_DBG(pm8001_ha, 748 pm8001_printk("Shift Bar4 to 0x%x failed\n", 749 MBIC_AAP1_ADDR_BASE)); 750 return -1; 751 } 752 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP); 753 PM8001_INIT_DBG(pm8001_ha, 754 pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal)); 755 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0); 756 /* map 0x70000 to BAR4(0x20), BAR2(win) */ 757 if (-1 == bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) { 758 PM8001_FAIL_DBG(pm8001_ha, 759 pm8001_printk("Shift Bar4 to 0x%x failed\n", 760 MBIC_IOP_ADDR_BASE)); 761 return -1; 762 } 763 regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1); 764 PM8001_INIT_DBG(pm8001_ha, 765 pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal)); 766 pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0); 767 768 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE); 769 PM8001_INIT_DBG(pm8001_ha, 770 pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal)); 771 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0); 772 773 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT); 774 PM8001_INIT_DBG(pm8001_ha, 775 pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal)); 776 pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal); 777 778 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE); 779 PM8001_INIT_DBG(pm8001_ha, 780 pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal)); 781 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0); 782 783 regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT); 784 PM8001_INIT_DBG(pm8001_ha, 785 pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal)); 786 pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal); 787 788 /* read the scratch pad 1 register bit 2 */ 789 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) 790 & SCRATCH_PAD1_RST; 791 toggleVal = regVal ^ SCRATCH_PAD1_RST; 792 793 /* set signature in host scratch pad0 register to tell SPC that the 794 host performs the soft reset */ 795 pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature); 796 797 /* read required registers for confirmming */ 798 /* map 0x0700000 to BAR4(0x20), BAR2(win) */ 799 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { 800 PM8001_FAIL_DBG(pm8001_ha, 801 pm8001_printk("Shift Bar4 to 0x%x failed\n", 802 GSM_ADDR_BASE)); 803 return -1; 804 } 805 PM8001_INIT_DBG(pm8001_ha, 806 pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and" 807 " Reset = 0x%x\n", 808 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 809 810 /* step 3: host read GSM Configuration and Reset register */ 811 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); 812 /* Put those bits to low */ 813 /* GSM XCBI offset = 0x70 0000 814 0x00 Bit 13 COM_SLV_SW_RSTB 1 815 0x00 Bit 12 QSSP_SW_RSTB 1 816 0x00 Bit 11 RAAE_SW_RSTB 1 817 0x00 Bit 9 RB_1_SW_RSTB 1 818 0x00 Bit 8 SM_SW_RSTB 1 819 */ 820 regVal &= ~(0x00003b00); 821 /* host write GSM Configuration and Reset register */ 822 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); 823 PM8001_INIT_DBG(pm8001_ha, 824 pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM " 825 "Configuration and Reset is set to = 0x%x\n", 826 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 827 828 /* step 4: */ 829 /* disable GSM - Read Address Parity Check */ 830 regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); 831 PM8001_INIT_DBG(pm8001_ha, 832 pm8001_printk("GSM 0x700038 - Read Address Parity Check " 833 "Enable = 0x%x\n", regVal1)); 834 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0); 835 PM8001_INIT_DBG(pm8001_ha, 836 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" 837 "is set to = 0x%x\n", 838 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); 839 840 /* disable GSM - Write Address Parity Check */ 841 regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); 842 PM8001_INIT_DBG(pm8001_ha, 843 pm8001_printk("GSM 0x700040 - Write Address Parity Check" 844 " Enable = 0x%x\n", regVal2)); 845 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0); 846 PM8001_INIT_DBG(pm8001_ha, 847 pm8001_printk("GSM 0x700040 - Write Address Parity Check " 848 "Enable is set to = 0x%x\n", 849 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); 850 851 /* disable GSM - Write Data Parity Check */ 852 regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); 853 PM8001_INIT_DBG(pm8001_ha, 854 pm8001_printk("GSM 0x300048 - Write Data Parity Check" 855 " Enable = 0x%x\n", regVal3)); 856 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0); 857 PM8001_INIT_DBG(pm8001_ha, 858 pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable" 859 "is set to = 0x%x\n", 860 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); 861 862 /* step 5: delay 10 usec */ 863 udelay(10); 864 /* step 5-b: set GPIO-0 output control to tristate anyway */ 865 if (-1 == bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) { 866 PM8001_INIT_DBG(pm8001_ha, 867 pm8001_printk("Shift Bar4 to 0x%x failed\n", 868 GPIO_ADDR_BASE)); 869 return -1; 870 } 871 regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET); 872 PM8001_INIT_DBG(pm8001_ha, 873 pm8001_printk("GPIO Output Control Register:" 874 " = 0x%x\n", regVal)); 875 /* set GPIO-0 output control to tri-state */ 876 regVal &= 0xFFFFFFFC; 877 pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal); 878 879 /* Step 6: Reset the IOP and AAP1 */ 880 /* map 0x00000 to BAR4(0x20), BAR2(win) */ 881 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { 882 PM8001_FAIL_DBG(pm8001_ha, 883 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", 884 SPC_TOP_LEVEL_ADDR_BASE)); 885 return -1; 886 } 887 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 888 PM8001_INIT_DBG(pm8001_ha, 889 pm8001_printk("Top Register before resetting IOP/AAP1" 890 ":= 0x%x\n", regVal)); 891 regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS); 892 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 893 894 /* step 7: Reset the BDMA/OSSP */ 895 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 896 PM8001_INIT_DBG(pm8001_ha, 897 pm8001_printk("Top Register before resetting BDMA/OSSP" 898 ": = 0x%x\n", regVal)); 899 regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); 900 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 901 902 /* step 8: delay 10 usec */ 903 udelay(10); 904 905 /* step 9: bring the BDMA and OSSP out of reset */ 906 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 907 PM8001_INIT_DBG(pm8001_ha, 908 pm8001_printk("Top Register before bringing up BDMA/OSSP" 909 ":= 0x%x\n", regVal)); 910 regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); 911 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 912 913 /* step 10: delay 10 usec */ 914 udelay(10); 915 916 /* step 11: reads and sets the GSM Configuration and Reset Register */ 917 /* map 0x0700000 to BAR4(0x20), BAR2(win) */ 918 if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { 919 PM8001_FAIL_DBG(pm8001_ha, 920 pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", 921 GSM_ADDR_BASE)); 922 return -1; 923 } 924 PM8001_INIT_DBG(pm8001_ha, 925 pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and " 926 "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 927 regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); 928 /* Put those bits to high */ 929 /* GSM XCBI offset = 0x70 0000 930 0x00 Bit 13 COM_SLV_SW_RSTB 1 931 0x00 Bit 12 QSSP_SW_RSTB 1 932 0x00 Bit 11 RAAE_SW_RSTB 1 933 0x00 Bit 9 RB_1_SW_RSTB 1 934 0x00 Bit 8 SM_SW_RSTB 1 935 */ 936 regVal |= (GSM_CONFIG_RESET_VALUE); 937 pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); 938 PM8001_INIT_DBG(pm8001_ha, 939 pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM" 940 " Configuration and Reset is set to = 0x%x\n", 941 pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); 942 943 /* step 12: Restore GSM - Read Address Parity Check */ 944 regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); 945 /* just for debugging */ 946 PM8001_INIT_DBG(pm8001_ha, 947 pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" 948 " = 0x%x\n", regVal)); 949 pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1); 950 PM8001_INIT_DBG(pm8001_ha, 951 pm8001_printk("GSM 0x700038 - Read Address Parity" 952 " Check Enable is set to = 0x%x\n", 953 pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); 954 /* Restore GSM - Write Address Parity Check */ 955 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); 956 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2); 957 PM8001_INIT_DBG(pm8001_ha, 958 pm8001_printk("GSM 0x700040 - Write Address Parity Check" 959 " Enable is set to = 0x%x\n", 960 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); 961 /* Restore GSM - Write Data Parity Check */ 962 regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); 963 pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3); 964 PM8001_INIT_DBG(pm8001_ha, 965 pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable" 966 "is set to = 0x%x\n", 967 pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); 968 969 /* step 13: bring the IOP and AAP1 out of reset */ 970 /* map 0x00000 to BAR4(0x20), BAR2(win) */ 971 if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { 972 PM8001_FAIL_DBG(pm8001_ha, 973 pm8001_printk("Shift Bar4 to 0x%x failed\n", 974 SPC_TOP_LEVEL_ADDR_BASE)); 975 return -1; 976 } 977 regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); 978 regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS); 979 pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); 980 981 /* step 14: delay 10 usec - Normal Mode */ 982 udelay(10); 983 /* check Soft Reset Normal mode or Soft Reset HDA mode */ 984 if (signature == SPC_SOFT_RESET_SIGNATURE) { 985 /* step 15 (Normal Mode): wait until scratch pad1 register 986 bit 2 toggled */ 987 max_wait_count = 2 * 1000 * 1000;/* 2 sec */ 988 do { 989 udelay(1); 990 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) & 991 SCRATCH_PAD1_RST; 992 } while ((regVal != toggleVal) && (--max_wait_count)); 993 994 if (!max_wait_count) { 995 regVal = pm8001_cr32(pm8001_ha, 0, 996 MSGU_SCRATCH_PAD_1); 997 PM8001_FAIL_DBG(pm8001_ha, 998 pm8001_printk("TIMEOUT : ToggleVal 0x%x," 999 "MSGU_SCRATCH_PAD1 = 0x%x\n", 1000 toggleVal, regVal)); 1001 PM8001_FAIL_DBG(pm8001_ha, 1002 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 1003 pm8001_cr32(pm8001_ha, 0, 1004 MSGU_SCRATCH_PAD_0))); 1005 PM8001_FAIL_DBG(pm8001_ha, 1006 pm8001_printk("SCRATCH_PAD2 value = 0x%x\n", 1007 pm8001_cr32(pm8001_ha, 0, 1008 MSGU_SCRATCH_PAD_2))); 1009 PM8001_FAIL_DBG(pm8001_ha, 1010 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 1011 pm8001_cr32(pm8001_ha, 0, 1012 MSGU_SCRATCH_PAD_3))); 1013 return -1; 1014 } 1015 1016 /* step 16 (Normal) - Clear ODMR and ODCR */ 1017 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1018 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1019 1020 /* step 17 (Normal Mode): wait for the FW and IOP to get 1021 ready - 1 sec timeout */ 1022 /* Wait for the SPC Configuration Table to be ready */ 1023 if (check_fw_ready(pm8001_ha) == -1) { 1024 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); 1025 /* return error if MPI Configuration Table not ready */ 1026 PM8001_INIT_DBG(pm8001_ha, 1027 pm8001_printk("FW not ready SCRATCH_PAD1" 1028 " = 0x%x\n", regVal)); 1029 regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); 1030 /* return error if MPI Configuration Table not ready */ 1031 PM8001_INIT_DBG(pm8001_ha, 1032 pm8001_printk("FW not ready SCRATCH_PAD2" 1033 " = 0x%x\n", regVal)); 1034 PM8001_INIT_DBG(pm8001_ha, 1035 pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", 1036 pm8001_cr32(pm8001_ha, 0, 1037 MSGU_SCRATCH_PAD_0))); 1038 PM8001_INIT_DBG(pm8001_ha, 1039 pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", 1040 pm8001_cr32(pm8001_ha, 0, 1041 MSGU_SCRATCH_PAD_3))); 1042 return -1; 1043 } 1044 } 1045 1046 PM8001_INIT_DBG(pm8001_ha, 1047 pm8001_printk("SPC soft reset Complete\n")); 1048 return 0; 1049 } 1050 1051 static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) 1052 { 1053 u32 i; 1054 u32 regVal; 1055 PM8001_INIT_DBG(pm8001_ha, 1056 pm8001_printk("chip reset start\n")); 1057 1058 /* do SPC chip reset. */ 1059 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET); 1060 regVal &= ~(SPC_REG_RESET_DEVICE); 1061 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal); 1062 1063 /* delay 10 usec */ 1064 udelay(10); 1065 1066 /* bring chip reset out of reset */ 1067 regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET); 1068 regVal |= SPC_REG_RESET_DEVICE; 1069 pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal); 1070 1071 /* delay 10 usec */ 1072 udelay(10); 1073 1074 /* wait for 20 msec until the firmware gets reloaded */ 1075 i = 20; 1076 do { 1077 mdelay(1); 1078 } while ((--i) != 0); 1079 1080 PM8001_INIT_DBG(pm8001_ha, 1081 pm8001_printk("chip reset finished\n")); 1082 } 1083 1084 /** 1085 * pm8001_chip_iounmap - which maped when initialized. 1086 * @pm8001_ha: our hba card information 1087 */ 1088 static void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha) 1089 { 1090 s8 bar, logical = 0; 1091 for (bar = 0; bar < 6; bar++) { 1092 /* 1093 ** logical BARs for SPC: 1094 ** bar 0 and 1 - logical BAR0 1095 ** bar 2 and 3 - logical BAR1 1096 ** bar4 - logical BAR2 1097 ** bar5 - logical BAR3 1098 ** Skip the appropriate assignments: 1099 */ 1100 if ((bar == 1) || (bar == 3)) 1101 continue; 1102 if (pm8001_ha->io_mem[logical].memvirtaddr) { 1103 iounmap(pm8001_ha->io_mem[logical].memvirtaddr); 1104 logical++; 1105 } 1106 } 1107 } 1108 1109 /** 1110 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1111 * @pm8001_ha: our hba card information 1112 */ 1113 static void 1114 pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha) 1115 { 1116 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL); 1117 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL); 1118 } 1119 1120 /** 1121 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1122 * @pm8001_ha: our hba card information 1123 */ 1124 static void 1125 pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha) 1126 { 1127 pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL); 1128 } 1129 1130 /** 1131 * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt 1132 * @pm8001_ha: our hba card information 1133 */ 1134 static void 1135 pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha, 1136 u32 int_vec_idx) 1137 { 1138 u32 msi_index; 1139 u32 value; 1140 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1141 msi_index += MSIX_TABLE_BASE; 1142 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE); 1143 value = (1 << int_vec_idx); 1144 pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value); 1145 1146 } 1147 1148 /** 1149 * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt 1150 * @pm8001_ha: our hba card information 1151 */ 1152 static void 1153 pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha, 1154 u32 int_vec_idx) 1155 { 1156 u32 msi_index; 1157 msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE; 1158 msi_index += MSIX_TABLE_BASE; 1159 pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE); 1160 1161 } 1162 /** 1163 * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt 1164 * @pm8001_ha: our hba card information 1165 */ 1166 static void 1167 pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha) 1168 { 1169 #ifdef PM8001_USE_MSIX 1170 pm8001_chip_msix_interrupt_enable(pm8001_ha, 0); 1171 return; 1172 #endif 1173 pm8001_chip_intx_interrupt_enable(pm8001_ha); 1174 1175 } 1176 1177 /** 1178 * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt 1179 * @pm8001_ha: our hba card information 1180 */ 1181 static void 1182 pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha) 1183 { 1184 #ifdef PM8001_USE_MSIX 1185 pm8001_chip_msix_interrupt_disable(pm8001_ha, 0); 1186 return; 1187 #endif 1188 pm8001_chip_intx_interrupt_disable(pm8001_ha); 1189 1190 } 1191 1192 /** 1193 * mpi_msg_free_get- get the free message buffer for transfer inbound queue. 1194 * @circularQ: the inbound queue we want to transfer to HBA. 1195 * @messageSize: the message size of this transfer, normally it is 64 bytes 1196 * @messagePtr: the pointer to message. 1197 */ 1198 static int mpi_msg_free_get(struct inbound_queue_table *circularQ, 1199 u16 messageSize, void **messagePtr) 1200 { 1201 u32 offset, consumer_index; 1202 struct mpi_msg_hdr *msgHeader; 1203 u8 bcCount = 1; /* only support single buffer */ 1204 1205 /* Checks is the requested message size can be allocated in this queue*/ 1206 if (messageSize > 64) { 1207 *messagePtr = NULL; 1208 return -1; 1209 } 1210 1211 /* Stores the new consumer index */ 1212 consumer_index = pm8001_read_32(circularQ->ci_virt); 1213 circularQ->consumer_index = cpu_to_le32(consumer_index); 1214 if (((circularQ->producer_idx + bcCount) % 256) == 1215 circularQ->consumer_index) { 1216 *messagePtr = NULL; 1217 return -1; 1218 } 1219 /* get memory IOMB buffer address */ 1220 offset = circularQ->producer_idx * 64; 1221 /* increment to next bcCount element */ 1222 circularQ->producer_idx = (circularQ->producer_idx + bcCount) % 256; 1223 /* Adds that distance to the base of the region virtual address plus 1224 the message header size*/ 1225 msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset); 1226 *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr); 1227 return 0; 1228 } 1229 1230 /** 1231 * mpi_build_cmd- build the message queue for transfer, update the PI to FW 1232 * to tell the fw to get this message from IOMB. 1233 * @pm8001_ha: our hba card information 1234 * @circularQ: the inbound queue we want to transfer to HBA. 1235 * @opCode: the operation code represents commands which LLDD and fw recognized. 1236 * @payload: the command payload of each operation command. 1237 */ 1238 static int mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, 1239 struct inbound_queue_table *circularQ, 1240 u32 opCode, void *payload) 1241 { 1242 u32 Header = 0, hpriority = 0, bc = 1, category = 0x02; 1243 u32 responseQueue = 0; 1244 void *pMessage; 1245 1246 if (mpi_msg_free_get(circularQ, 64, &pMessage) < 0) { 1247 PM8001_IO_DBG(pm8001_ha, 1248 pm8001_printk("No free mpi buffer \n")); 1249 return -1; 1250 } 1251 BUG_ON(!payload); 1252 /*Copy to the payload*/ 1253 memcpy(pMessage, payload, (64 - sizeof(struct mpi_msg_hdr))); 1254 1255 /*Build the header*/ 1256 Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24) 1257 | ((responseQueue & 0x3F) << 16) 1258 | ((category & 0xF) << 12) | (opCode & 0xFFF)); 1259 1260 pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header)); 1261 /*Update the PI to the firmware*/ 1262 pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar, 1263 circularQ->pi_offset, circularQ->producer_idx); 1264 PM8001_IO_DBG(pm8001_ha, 1265 pm8001_printk("after PI= %d CI= %d \n", circularQ->producer_idx, 1266 circularQ->consumer_index)); 1267 return 0; 1268 } 1269 1270 static u32 mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, 1271 struct outbound_queue_table *circularQ, u8 bc) 1272 { 1273 u32 producer_index; 1274 struct mpi_msg_hdr *msgHeader; 1275 struct mpi_msg_hdr *pOutBoundMsgHeader; 1276 1277 msgHeader = (struct mpi_msg_hdr *)(pMsg - sizeof(struct mpi_msg_hdr)); 1278 pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + 1279 circularQ->consumer_idx * 64); 1280 if (pOutBoundMsgHeader != msgHeader) { 1281 PM8001_FAIL_DBG(pm8001_ha, 1282 pm8001_printk("consumer_idx = %d msgHeader = %p\n", 1283 circularQ->consumer_idx, msgHeader)); 1284 1285 /* Update the producer index from SPC */ 1286 producer_index = pm8001_read_32(circularQ->pi_virt); 1287 circularQ->producer_index = cpu_to_le32(producer_index); 1288 PM8001_FAIL_DBG(pm8001_ha, 1289 pm8001_printk("consumer_idx = %d producer_index = %d" 1290 "msgHeader = %p\n", circularQ->consumer_idx, 1291 circularQ->producer_index, msgHeader)); 1292 return 0; 1293 } 1294 /* free the circular queue buffer elements associated with the message*/ 1295 circularQ->consumer_idx = (circularQ->consumer_idx + bc) % 256; 1296 /* update the CI of outbound queue */ 1297 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset, 1298 circularQ->consumer_idx); 1299 /* Update the producer index from SPC*/ 1300 producer_index = pm8001_read_32(circularQ->pi_virt); 1301 circularQ->producer_index = cpu_to_le32(producer_index); 1302 PM8001_IO_DBG(pm8001_ha, 1303 pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx, 1304 circularQ->producer_index)); 1305 return 0; 1306 } 1307 1308 /** 1309 * mpi_msg_consume- get the MPI message from outbound queue message table. 1310 * @pm8001_ha: our hba card information 1311 * @circularQ: the outbound queue table. 1312 * @messagePtr1: the message contents of this outbound message. 1313 * @pBC: the message size. 1314 */ 1315 static u32 mpi_msg_consume(struct pm8001_hba_info *pm8001_ha, 1316 struct outbound_queue_table *circularQ, 1317 void **messagePtr1, u8 *pBC) 1318 { 1319 struct mpi_msg_hdr *msgHeader; 1320 __le32 msgHeader_tmp; 1321 u32 header_tmp; 1322 do { 1323 /* If there are not-yet-delivered messages ... */ 1324 if (circularQ->producer_index != circularQ->consumer_idx) { 1325 /*Get the pointer to the circular queue buffer element*/ 1326 msgHeader = (struct mpi_msg_hdr *) 1327 (circularQ->base_virt + 1328 circularQ->consumer_idx * 64); 1329 /* read header */ 1330 header_tmp = pm8001_read_32(msgHeader); 1331 msgHeader_tmp = cpu_to_le32(header_tmp); 1332 if (0 != (msgHeader_tmp & 0x80000000)) { 1333 if (OPC_OUB_SKIP_ENTRY != 1334 (msgHeader_tmp & 0xfff)) { 1335 *messagePtr1 = 1336 ((u8 *)msgHeader) + 1337 sizeof(struct mpi_msg_hdr); 1338 *pBC = (u8)((msgHeader_tmp >> 24) & 1339 0x1f); 1340 PM8001_IO_DBG(pm8001_ha, 1341 pm8001_printk(": CI=%d PI=%d " 1342 "msgHeader=%x\n", 1343 circularQ->consumer_idx, 1344 circularQ->producer_index, 1345 msgHeader_tmp)); 1346 return MPI_IO_STATUS_SUCCESS; 1347 } else { 1348 circularQ->consumer_idx = 1349 (circularQ->consumer_idx + 1350 ((msgHeader_tmp >> 24) & 0x1f)) 1351 % 256; 1352 msgHeader_tmp = 0; 1353 pm8001_write_32(msgHeader, 0, 0); 1354 /* update the CI of outbound queue */ 1355 pm8001_cw32(pm8001_ha, 1356 circularQ->ci_pci_bar, 1357 circularQ->ci_offset, 1358 circularQ->consumer_idx); 1359 } 1360 } else { 1361 circularQ->consumer_idx = 1362 (circularQ->consumer_idx + 1363 ((msgHeader_tmp >> 24) & 0x1f)) % 256; 1364 msgHeader_tmp = 0; 1365 pm8001_write_32(msgHeader, 0, 0); 1366 /* update the CI of outbound queue */ 1367 pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, 1368 circularQ->ci_offset, 1369 circularQ->consumer_idx); 1370 return MPI_IO_STATUS_FAIL; 1371 } 1372 } else { 1373 u32 producer_index; 1374 void *pi_virt = circularQ->pi_virt; 1375 /* Update the producer index from SPC */ 1376 producer_index = pm8001_read_32(pi_virt); 1377 circularQ->producer_index = cpu_to_le32(producer_index); 1378 } 1379 } while (circularQ->producer_index != circularQ->consumer_idx); 1380 /* while we don't have any more not-yet-delivered message */ 1381 /* report empty */ 1382 return MPI_IO_STATUS_BUSY; 1383 } 1384 1385 static void pm8001_work_queue(struct work_struct *work) 1386 { 1387 struct delayed_work *dw = container_of(work, struct delayed_work, work); 1388 struct pm8001_wq *wq = container_of(dw, struct pm8001_wq, work_q); 1389 struct pm8001_device *pm8001_dev; 1390 struct domain_device *dev; 1391 1392 switch (wq->handler) { 1393 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1394 pm8001_dev = wq->data; 1395 dev = pm8001_dev->sas_device; 1396 pm8001_I_T_nexus_reset(dev); 1397 break; 1398 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 1399 pm8001_dev = wq->data; 1400 dev = pm8001_dev->sas_device; 1401 pm8001_I_T_nexus_reset(dev); 1402 break; 1403 case IO_DS_IN_ERROR: 1404 pm8001_dev = wq->data; 1405 dev = pm8001_dev->sas_device; 1406 pm8001_I_T_nexus_reset(dev); 1407 break; 1408 case IO_DS_NON_OPERATIONAL: 1409 pm8001_dev = wq->data; 1410 dev = pm8001_dev->sas_device; 1411 pm8001_I_T_nexus_reset(dev); 1412 break; 1413 } 1414 list_del(&wq->entry); 1415 kfree(wq); 1416 } 1417 1418 static int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data, 1419 int handler) 1420 { 1421 struct pm8001_wq *wq; 1422 int ret = 0; 1423 1424 wq = kmalloc(sizeof(struct pm8001_wq), GFP_ATOMIC); 1425 if (wq) { 1426 wq->pm8001_ha = pm8001_ha; 1427 wq->data = data; 1428 wq->handler = handler; 1429 INIT_DELAYED_WORK(&wq->work_q, pm8001_work_queue); 1430 list_add_tail(&wq->entry, &pm8001_ha->wq_list); 1431 schedule_delayed_work(&wq->work_q, 0); 1432 } else 1433 ret = -ENOMEM; 1434 1435 return ret; 1436 } 1437 1438 /** 1439 * mpi_ssp_completion- process the event that FW response to the SSP request. 1440 * @pm8001_ha: our hba card information 1441 * @piomb: the message contents of this outbound message. 1442 * 1443 * When FW has completed a ssp request for example a IO request, after it has 1444 * filled the SG data with the data, it will trigger this event represent 1445 * that he has finished the job,please check the coresponding buffer. 1446 * So we will tell the caller who maybe waiting the result to tell upper layer 1447 * that the task has been finished. 1448 */ 1449 static void 1450 mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) 1451 { 1452 struct sas_task *t; 1453 struct pm8001_ccb_info *ccb; 1454 unsigned long flags; 1455 u32 status; 1456 u32 param; 1457 u32 tag; 1458 struct ssp_completion_resp *psspPayload; 1459 struct task_status_struct *ts; 1460 struct ssp_response_iu *iu; 1461 struct pm8001_device *pm8001_dev; 1462 psspPayload = (struct ssp_completion_resp *)(piomb + 4); 1463 status = le32_to_cpu(psspPayload->status); 1464 tag = le32_to_cpu(psspPayload->tag); 1465 ccb = &pm8001_ha->ccb_info[tag]; 1466 pm8001_dev = ccb->device; 1467 param = le32_to_cpu(psspPayload->param); 1468 1469 t = ccb->task; 1470 1471 if (status && status != IO_UNDERFLOW) 1472 PM8001_FAIL_DBG(pm8001_ha, 1473 pm8001_printk("sas IO status 0x%x\n", status)); 1474 if (unlikely(!t || !t->lldd_task || !t->dev)) 1475 return; 1476 ts = &t->task_status; 1477 switch (status) { 1478 case IO_SUCCESS: 1479 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS" 1480 ",param = %d \n", param)); 1481 if (param == 0) { 1482 ts->resp = SAS_TASK_COMPLETE; 1483 ts->stat = SAM_STAT_GOOD; 1484 } else { 1485 ts->resp = SAS_TASK_COMPLETE; 1486 ts->stat = SAS_PROTO_RESPONSE; 1487 ts->residual = param; 1488 iu = &psspPayload->ssp_resp_iu; 1489 sas_ssp_task_response(pm8001_ha->dev, t, iu); 1490 } 1491 if (pm8001_dev) 1492 pm8001_dev->running_req--; 1493 break; 1494 case IO_ABORTED: 1495 PM8001_IO_DBG(pm8001_ha, 1496 pm8001_printk("IO_ABORTED IOMB Tag \n")); 1497 ts->resp = SAS_TASK_COMPLETE; 1498 ts->stat = SAS_ABORTED_TASK; 1499 break; 1500 case IO_UNDERFLOW: 1501 /* SSP Completion with error */ 1502 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW" 1503 ",param = %d \n", param)); 1504 ts->resp = SAS_TASK_COMPLETE; 1505 ts->stat = SAS_DATA_UNDERRUN; 1506 ts->residual = param; 1507 if (pm8001_dev) 1508 pm8001_dev->running_req--; 1509 break; 1510 case IO_NO_DEVICE: 1511 PM8001_IO_DBG(pm8001_ha, 1512 pm8001_printk("IO_NO_DEVICE\n")); 1513 ts->resp = SAS_TASK_UNDELIVERED; 1514 ts->stat = SAS_PHY_DOWN; 1515 break; 1516 case IO_XFER_ERROR_BREAK: 1517 PM8001_IO_DBG(pm8001_ha, 1518 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 1519 ts->resp = SAS_TASK_COMPLETE; 1520 ts->stat = SAS_OPEN_REJECT; 1521 break; 1522 case IO_XFER_ERROR_PHY_NOT_READY: 1523 PM8001_IO_DBG(pm8001_ha, 1524 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 1525 ts->resp = SAS_TASK_COMPLETE; 1526 ts->stat = SAS_OPEN_REJECT; 1527 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1528 break; 1529 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1530 PM8001_IO_DBG(pm8001_ha, 1531 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 1532 ts->resp = SAS_TASK_COMPLETE; 1533 ts->stat = SAS_OPEN_REJECT; 1534 ts->open_rej_reason = SAS_OREJ_EPROTO; 1535 break; 1536 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1537 PM8001_IO_DBG(pm8001_ha, 1538 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 1539 ts->resp = SAS_TASK_COMPLETE; 1540 ts->stat = SAS_OPEN_REJECT; 1541 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1542 break; 1543 case IO_OPEN_CNX_ERROR_BREAK: 1544 PM8001_IO_DBG(pm8001_ha, 1545 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 1546 ts->resp = SAS_TASK_COMPLETE; 1547 ts->stat = SAS_OPEN_REJECT; 1548 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1549 break; 1550 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1551 PM8001_IO_DBG(pm8001_ha, 1552 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 1553 ts->resp = SAS_TASK_COMPLETE; 1554 ts->stat = SAS_OPEN_REJECT; 1555 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1556 if (!t->uldd_task) 1557 pm8001_handle_event(pm8001_ha, 1558 pm8001_dev, 1559 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 1560 break; 1561 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 1562 PM8001_IO_DBG(pm8001_ha, 1563 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 1564 ts->resp = SAS_TASK_COMPLETE; 1565 ts->stat = SAS_OPEN_REJECT; 1566 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 1567 break; 1568 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 1569 PM8001_IO_DBG(pm8001_ha, 1570 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 1571 "NOT_SUPPORTED\n")); 1572 ts->resp = SAS_TASK_COMPLETE; 1573 ts->stat = SAS_OPEN_REJECT; 1574 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 1575 break; 1576 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 1577 PM8001_IO_DBG(pm8001_ha, 1578 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 1579 ts->resp = SAS_TASK_UNDELIVERED; 1580 ts->stat = SAS_OPEN_REJECT; 1581 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 1582 break; 1583 case IO_XFER_ERROR_NAK_RECEIVED: 1584 PM8001_IO_DBG(pm8001_ha, 1585 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 1586 ts->resp = SAS_TASK_COMPLETE; 1587 ts->stat = SAS_OPEN_REJECT; 1588 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1589 break; 1590 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 1591 PM8001_IO_DBG(pm8001_ha, 1592 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 1593 ts->resp = SAS_TASK_COMPLETE; 1594 ts->stat = SAS_NAK_R_ERR; 1595 break; 1596 case IO_XFER_ERROR_DMA: 1597 PM8001_IO_DBG(pm8001_ha, 1598 pm8001_printk("IO_XFER_ERROR_DMA\n")); 1599 ts->resp = SAS_TASK_COMPLETE; 1600 ts->stat = SAS_OPEN_REJECT; 1601 break; 1602 case IO_XFER_OPEN_RETRY_TIMEOUT: 1603 PM8001_IO_DBG(pm8001_ha, 1604 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 1605 ts->resp = SAS_TASK_COMPLETE; 1606 ts->stat = SAS_OPEN_REJECT; 1607 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1608 break; 1609 case IO_XFER_ERROR_OFFSET_MISMATCH: 1610 PM8001_IO_DBG(pm8001_ha, 1611 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 1612 ts->resp = SAS_TASK_COMPLETE; 1613 ts->stat = SAS_OPEN_REJECT; 1614 break; 1615 case IO_PORT_IN_RESET: 1616 PM8001_IO_DBG(pm8001_ha, 1617 pm8001_printk("IO_PORT_IN_RESET\n")); 1618 ts->resp = SAS_TASK_COMPLETE; 1619 ts->stat = SAS_OPEN_REJECT; 1620 break; 1621 case IO_DS_NON_OPERATIONAL: 1622 PM8001_IO_DBG(pm8001_ha, 1623 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 1624 ts->resp = SAS_TASK_COMPLETE; 1625 ts->stat = SAS_OPEN_REJECT; 1626 if (!t->uldd_task) 1627 pm8001_handle_event(pm8001_ha, 1628 pm8001_dev, 1629 IO_DS_NON_OPERATIONAL); 1630 break; 1631 case IO_DS_IN_RECOVERY: 1632 PM8001_IO_DBG(pm8001_ha, 1633 pm8001_printk("IO_DS_IN_RECOVERY\n")); 1634 ts->resp = SAS_TASK_COMPLETE; 1635 ts->stat = SAS_OPEN_REJECT; 1636 break; 1637 case IO_TM_TAG_NOT_FOUND: 1638 PM8001_IO_DBG(pm8001_ha, 1639 pm8001_printk("IO_TM_TAG_NOT_FOUND\n")); 1640 ts->resp = SAS_TASK_COMPLETE; 1641 ts->stat = SAS_OPEN_REJECT; 1642 break; 1643 case IO_SSP_EXT_IU_ZERO_LEN_ERROR: 1644 PM8001_IO_DBG(pm8001_ha, 1645 pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n")); 1646 ts->resp = SAS_TASK_COMPLETE; 1647 ts->stat = SAS_OPEN_REJECT; 1648 break; 1649 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 1650 PM8001_IO_DBG(pm8001_ha, 1651 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 1652 ts->resp = SAS_TASK_COMPLETE; 1653 ts->stat = SAS_OPEN_REJECT; 1654 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1655 default: 1656 PM8001_IO_DBG(pm8001_ha, 1657 pm8001_printk("Unknown status 0x%x\n", status)); 1658 /* not allowed case. Therefore, return failed status */ 1659 ts->resp = SAS_TASK_COMPLETE; 1660 ts->stat = SAS_OPEN_REJECT; 1661 break; 1662 } 1663 PM8001_IO_DBG(pm8001_ha, 1664 pm8001_printk("scsi_status = %x \n ", 1665 psspPayload->ssp_resp_iu.status)); 1666 spin_lock_irqsave(&t->task_state_lock, flags); 1667 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 1668 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 1669 t->task_state_flags |= SAS_TASK_STATE_DONE; 1670 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 1671 spin_unlock_irqrestore(&t->task_state_lock, flags); 1672 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 1673 " io_status 0x%x resp 0x%x " 1674 "stat 0x%x but aborted by upper layer!\n", 1675 t, status, ts->resp, ts->stat)); 1676 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1677 } else { 1678 spin_unlock_irqrestore(&t->task_state_lock, flags); 1679 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1680 mb();/* in order to force CPU ordering */ 1681 t->task_done(t); 1682 } 1683 } 1684 1685 /*See the comments for mpi_ssp_completion */ 1686 static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 1687 { 1688 struct sas_task *t; 1689 unsigned long flags; 1690 struct task_status_struct *ts; 1691 struct pm8001_ccb_info *ccb; 1692 struct pm8001_device *pm8001_dev; 1693 struct ssp_event_resp *psspPayload = 1694 (struct ssp_event_resp *)(piomb + 4); 1695 u32 event = le32_to_cpu(psspPayload->event); 1696 u32 tag = le32_to_cpu(psspPayload->tag); 1697 u32 port_id = le32_to_cpu(psspPayload->port_id); 1698 u32 dev_id = le32_to_cpu(psspPayload->device_id); 1699 1700 ccb = &pm8001_ha->ccb_info[tag]; 1701 t = ccb->task; 1702 pm8001_dev = ccb->device; 1703 if (event) 1704 PM8001_FAIL_DBG(pm8001_ha, 1705 pm8001_printk("sas IO status 0x%x\n", event)); 1706 if (unlikely(!t || !t->lldd_task || !t->dev)) 1707 return; 1708 ts = &t->task_status; 1709 PM8001_IO_DBG(pm8001_ha, 1710 pm8001_printk("port_id = %x,device_id = %x\n", 1711 port_id, dev_id)); 1712 switch (event) { 1713 case IO_OVERFLOW: 1714 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");) 1715 ts->resp = SAS_TASK_COMPLETE; 1716 ts->stat = SAS_DATA_OVERRUN; 1717 ts->residual = 0; 1718 if (pm8001_dev) 1719 pm8001_dev->running_req--; 1720 break; 1721 case IO_XFER_ERROR_BREAK: 1722 PM8001_IO_DBG(pm8001_ha, 1723 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 1724 ts->resp = SAS_TASK_COMPLETE; 1725 ts->stat = SAS_INTERRUPTED; 1726 break; 1727 case IO_XFER_ERROR_PHY_NOT_READY: 1728 PM8001_IO_DBG(pm8001_ha, 1729 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 1730 ts->resp = SAS_TASK_COMPLETE; 1731 ts->stat = SAS_OPEN_REJECT; 1732 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1733 break; 1734 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1735 PM8001_IO_DBG(pm8001_ha, 1736 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 1737 "_SUPPORTED\n")); 1738 ts->resp = SAS_TASK_COMPLETE; 1739 ts->stat = SAS_OPEN_REJECT; 1740 ts->open_rej_reason = SAS_OREJ_EPROTO; 1741 break; 1742 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1743 PM8001_IO_DBG(pm8001_ha, 1744 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 1745 ts->resp = SAS_TASK_COMPLETE; 1746 ts->stat = SAS_OPEN_REJECT; 1747 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1748 break; 1749 case IO_OPEN_CNX_ERROR_BREAK: 1750 PM8001_IO_DBG(pm8001_ha, 1751 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 1752 ts->resp = SAS_TASK_COMPLETE; 1753 ts->stat = SAS_OPEN_REJECT; 1754 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1755 break; 1756 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 1757 PM8001_IO_DBG(pm8001_ha, 1758 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 1759 ts->resp = SAS_TASK_COMPLETE; 1760 ts->stat = SAS_OPEN_REJECT; 1761 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 1762 if (!t->uldd_task) 1763 pm8001_handle_event(pm8001_ha, 1764 pm8001_dev, 1765 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 1766 break; 1767 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 1768 PM8001_IO_DBG(pm8001_ha, 1769 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 1770 ts->resp = SAS_TASK_COMPLETE; 1771 ts->stat = SAS_OPEN_REJECT; 1772 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 1773 break; 1774 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 1775 PM8001_IO_DBG(pm8001_ha, 1776 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 1777 "NOT_SUPPORTED\n")); 1778 ts->resp = SAS_TASK_COMPLETE; 1779 ts->stat = SAS_OPEN_REJECT; 1780 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 1781 break; 1782 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 1783 PM8001_IO_DBG(pm8001_ha, 1784 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 1785 ts->resp = SAS_TASK_COMPLETE; 1786 ts->stat = SAS_OPEN_REJECT; 1787 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 1788 break; 1789 case IO_XFER_ERROR_NAK_RECEIVED: 1790 PM8001_IO_DBG(pm8001_ha, 1791 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 1792 ts->resp = SAS_TASK_COMPLETE; 1793 ts->stat = SAS_OPEN_REJECT; 1794 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1795 break; 1796 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 1797 PM8001_IO_DBG(pm8001_ha, 1798 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 1799 ts->resp = SAS_TASK_COMPLETE; 1800 ts->stat = SAS_NAK_R_ERR; 1801 break; 1802 case IO_XFER_OPEN_RETRY_TIMEOUT: 1803 PM8001_IO_DBG(pm8001_ha, 1804 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 1805 ts->resp = SAS_TASK_COMPLETE; 1806 ts->stat = SAS_OPEN_REJECT; 1807 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1808 break; 1809 case IO_XFER_ERROR_UNEXPECTED_PHASE: 1810 PM8001_IO_DBG(pm8001_ha, 1811 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 1812 ts->resp = SAS_TASK_COMPLETE; 1813 ts->stat = SAS_DATA_OVERRUN; 1814 break; 1815 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 1816 PM8001_IO_DBG(pm8001_ha, 1817 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 1818 ts->resp = SAS_TASK_COMPLETE; 1819 ts->stat = SAS_DATA_OVERRUN; 1820 break; 1821 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 1822 PM8001_IO_DBG(pm8001_ha, 1823 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 1824 ts->resp = SAS_TASK_COMPLETE; 1825 ts->stat = SAS_DATA_OVERRUN; 1826 break; 1827 case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: 1828 PM8001_IO_DBG(pm8001_ha, 1829 pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n")); 1830 ts->resp = SAS_TASK_COMPLETE; 1831 ts->stat = SAS_DATA_OVERRUN; 1832 break; 1833 case IO_XFER_ERROR_OFFSET_MISMATCH: 1834 PM8001_IO_DBG(pm8001_ha, 1835 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 1836 ts->resp = SAS_TASK_COMPLETE; 1837 ts->stat = SAS_DATA_OVERRUN; 1838 break; 1839 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 1840 PM8001_IO_DBG(pm8001_ha, 1841 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 1842 ts->resp = SAS_TASK_COMPLETE; 1843 ts->stat = SAS_DATA_OVERRUN; 1844 break; 1845 case IO_XFER_CMD_FRAME_ISSUED: 1846 PM8001_IO_DBG(pm8001_ha, 1847 pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n")); 1848 return; 1849 default: 1850 PM8001_IO_DBG(pm8001_ha, 1851 pm8001_printk("Unknown status 0x%x\n", event)); 1852 /* not allowed case. Therefore, return failed status */ 1853 ts->resp = SAS_TASK_COMPLETE; 1854 ts->stat = SAS_DATA_OVERRUN; 1855 break; 1856 } 1857 spin_lock_irqsave(&t->task_state_lock, flags); 1858 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 1859 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 1860 t->task_state_flags |= SAS_TASK_STATE_DONE; 1861 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 1862 spin_unlock_irqrestore(&t->task_state_lock, flags); 1863 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 1864 " event 0x%x resp 0x%x " 1865 "stat 0x%x but aborted by upper layer!\n", 1866 t, event, ts->resp, ts->stat)); 1867 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1868 } else { 1869 spin_unlock_irqrestore(&t->task_state_lock, flags); 1870 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 1871 mb();/* in order to force CPU ordering */ 1872 t->task_done(t); 1873 } 1874 } 1875 1876 /*See the comments for mpi_ssp_completion */ 1877 static void 1878 mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 1879 { 1880 struct sas_task *t; 1881 struct pm8001_ccb_info *ccb; 1882 unsigned long flags = 0; 1883 u32 param; 1884 u32 status; 1885 u32 tag; 1886 struct sata_completion_resp *psataPayload; 1887 struct task_status_struct *ts; 1888 struct ata_task_resp *resp ; 1889 u32 *sata_resp; 1890 struct pm8001_device *pm8001_dev; 1891 1892 psataPayload = (struct sata_completion_resp *)(piomb + 4); 1893 status = le32_to_cpu(psataPayload->status); 1894 tag = le32_to_cpu(psataPayload->tag); 1895 1896 ccb = &pm8001_ha->ccb_info[tag]; 1897 param = le32_to_cpu(psataPayload->param); 1898 t = ccb->task; 1899 ts = &t->task_status; 1900 pm8001_dev = ccb->device; 1901 if (status) 1902 PM8001_FAIL_DBG(pm8001_ha, 1903 pm8001_printk("sata IO status 0x%x\n", status)); 1904 if (unlikely(!t || !t->lldd_task || !t->dev)) 1905 return; 1906 1907 switch (status) { 1908 case IO_SUCCESS: 1909 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 1910 if (param == 0) { 1911 ts->resp = SAS_TASK_COMPLETE; 1912 ts->stat = SAM_STAT_GOOD; 1913 } else { 1914 u8 len; 1915 ts->resp = SAS_TASK_COMPLETE; 1916 ts->stat = SAS_PROTO_RESPONSE; 1917 ts->residual = param; 1918 PM8001_IO_DBG(pm8001_ha, 1919 pm8001_printk("SAS_PROTO_RESPONSE len = %d\n", 1920 param)); 1921 sata_resp = &psataPayload->sata_resp[0]; 1922 resp = (struct ata_task_resp *)ts->buf; 1923 if (t->ata_task.dma_xfer == 0 && 1924 t->data_dir == PCI_DMA_FROMDEVICE) { 1925 len = sizeof(struct pio_setup_fis); 1926 PM8001_IO_DBG(pm8001_ha, 1927 pm8001_printk("PIO read len = %d\n", len)); 1928 } else if (t->ata_task.use_ncq) { 1929 len = sizeof(struct set_dev_bits_fis); 1930 PM8001_IO_DBG(pm8001_ha, 1931 pm8001_printk("FPDMA len = %d\n", len)); 1932 } else { 1933 len = sizeof(struct dev_to_host_fis); 1934 PM8001_IO_DBG(pm8001_ha, 1935 pm8001_printk("other len = %d\n", len)); 1936 } 1937 if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { 1938 resp->frame_len = len; 1939 memcpy(&resp->ending_fis[0], sata_resp, len); 1940 ts->buf_valid_size = sizeof(*resp); 1941 } else 1942 PM8001_IO_DBG(pm8001_ha, 1943 pm8001_printk("response to large \n")); 1944 } 1945 if (pm8001_dev) 1946 pm8001_dev->running_req--; 1947 break; 1948 case IO_ABORTED: 1949 PM8001_IO_DBG(pm8001_ha, 1950 pm8001_printk("IO_ABORTED IOMB Tag \n")); 1951 ts->resp = SAS_TASK_COMPLETE; 1952 ts->stat = SAS_ABORTED_TASK; 1953 if (pm8001_dev) 1954 pm8001_dev->running_req--; 1955 break; 1956 /* following cases are to do cases */ 1957 case IO_UNDERFLOW: 1958 /* SATA Completion with error */ 1959 PM8001_IO_DBG(pm8001_ha, 1960 pm8001_printk("IO_UNDERFLOW param = %d\n", param)); 1961 ts->resp = SAS_TASK_COMPLETE; 1962 ts->stat = SAS_DATA_UNDERRUN; 1963 ts->residual = param; 1964 if (pm8001_dev) 1965 pm8001_dev->running_req--; 1966 break; 1967 case IO_NO_DEVICE: 1968 PM8001_IO_DBG(pm8001_ha, 1969 pm8001_printk("IO_NO_DEVICE\n")); 1970 ts->resp = SAS_TASK_UNDELIVERED; 1971 ts->stat = SAS_PHY_DOWN; 1972 break; 1973 case IO_XFER_ERROR_BREAK: 1974 PM8001_IO_DBG(pm8001_ha, 1975 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 1976 ts->resp = SAS_TASK_COMPLETE; 1977 ts->stat = SAS_INTERRUPTED; 1978 break; 1979 case IO_XFER_ERROR_PHY_NOT_READY: 1980 PM8001_IO_DBG(pm8001_ha, 1981 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 1982 ts->resp = SAS_TASK_COMPLETE; 1983 ts->stat = SAS_OPEN_REJECT; 1984 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 1985 break; 1986 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 1987 PM8001_IO_DBG(pm8001_ha, 1988 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 1989 "_SUPPORTED\n")); 1990 ts->resp = SAS_TASK_COMPLETE; 1991 ts->stat = SAS_OPEN_REJECT; 1992 ts->open_rej_reason = SAS_OREJ_EPROTO; 1993 break; 1994 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 1995 PM8001_IO_DBG(pm8001_ha, 1996 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 1997 ts->resp = SAS_TASK_COMPLETE; 1998 ts->stat = SAS_OPEN_REJECT; 1999 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2000 break; 2001 case IO_OPEN_CNX_ERROR_BREAK: 2002 PM8001_IO_DBG(pm8001_ha, 2003 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2004 ts->resp = SAS_TASK_COMPLETE; 2005 ts->stat = SAS_OPEN_REJECT; 2006 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2007 break; 2008 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2009 PM8001_IO_DBG(pm8001_ha, 2010 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2011 ts->resp = SAS_TASK_COMPLETE; 2012 ts->stat = SAS_DEV_NO_RESPONSE; 2013 if (!t->uldd_task) { 2014 pm8001_handle_event(pm8001_ha, 2015 pm8001_dev, 2016 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2017 ts->resp = SAS_TASK_UNDELIVERED; 2018 ts->stat = SAS_QUEUE_FULL; 2019 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2020 mb();/*in order to force CPU ordering*/ 2021 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2022 t->task_done(t); 2023 spin_lock_irqsave(&pm8001_ha->lock, flags); 2024 return; 2025 } 2026 break; 2027 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2028 PM8001_IO_DBG(pm8001_ha, 2029 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2030 ts->resp = SAS_TASK_UNDELIVERED; 2031 ts->stat = SAS_OPEN_REJECT; 2032 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2033 if (!t->uldd_task) { 2034 pm8001_handle_event(pm8001_ha, 2035 pm8001_dev, 2036 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2037 ts->resp = SAS_TASK_UNDELIVERED; 2038 ts->stat = SAS_QUEUE_FULL; 2039 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2040 mb();/*ditto*/ 2041 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2042 t->task_done(t); 2043 spin_lock_irqsave(&pm8001_ha->lock, flags); 2044 return; 2045 } 2046 break; 2047 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2048 PM8001_IO_DBG(pm8001_ha, 2049 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2050 "NOT_SUPPORTED\n")); 2051 ts->resp = SAS_TASK_COMPLETE; 2052 ts->stat = SAS_OPEN_REJECT; 2053 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2054 break; 2055 case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: 2056 PM8001_IO_DBG(pm8001_ha, 2057 pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES" 2058 "_BUSY\n")); 2059 ts->resp = SAS_TASK_COMPLETE; 2060 ts->stat = SAS_DEV_NO_RESPONSE; 2061 if (!t->uldd_task) { 2062 pm8001_handle_event(pm8001_ha, 2063 pm8001_dev, 2064 IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY); 2065 ts->resp = SAS_TASK_UNDELIVERED; 2066 ts->stat = SAS_QUEUE_FULL; 2067 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2068 mb();/* ditto*/ 2069 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2070 t->task_done(t); 2071 spin_lock_irqsave(&pm8001_ha->lock, flags); 2072 return; 2073 } 2074 break; 2075 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2076 PM8001_IO_DBG(pm8001_ha, 2077 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2078 ts->resp = SAS_TASK_COMPLETE; 2079 ts->stat = SAS_OPEN_REJECT; 2080 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2081 break; 2082 case IO_XFER_ERROR_NAK_RECEIVED: 2083 PM8001_IO_DBG(pm8001_ha, 2084 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2085 ts->resp = SAS_TASK_COMPLETE; 2086 ts->stat = SAS_NAK_R_ERR; 2087 break; 2088 case IO_XFER_ERROR_ACK_NAK_TIMEOUT: 2089 PM8001_IO_DBG(pm8001_ha, 2090 pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); 2091 ts->resp = SAS_TASK_COMPLETE; 2092 ts->stat = SAS_NAK_R_ERR; 2093 break; 2094 case IO_XFER_ERROR_DMA: 2095 PM8001_IO_DBG(pm8001_ha, 2096 pm8001_printk("IO_XFER_ERROR_DMA\n")); 2097 ts->resp = SAS_TASK_COMPLETE; 2098 ts->stat = SAS_ABORTED_TASK; 2099 break; 2100 case IO_XFER_ERROR_SATA_LINK_TIMEOUT: 2101 PM8001_IO_DBG(pm8001_ha, 2102 pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n")); 2103 ts->resp = SAS_TASK_UNDELIVERED; 2104 ts->stat = SAS_DEV_NO_RESPONSE; 2105 break; 2106 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2107 PM8001_IO_DBG(pm8001_ha, 2108 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2109 ts->resp = SAS_TASK_COMPLETE; 2110 ts->stat = SAS_DATA_UNDERRUN; 2111 break; 2112 case IO_XFER_OPEN_RETRY_TIMEOUT: 2113 PM8001_IO_DBG(pm8001_ha, 2114 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2115 ts->resp = SAS_TASK_COMPLETE; 2116 ts->stat = SAS_OPEN_TO; 2117 break; 2118 case IO_PORT_IN_RESET: 2119 PM8001_IO_DBG(pm8001_ha, 2120 pm8001_printk("IO_PORT_IN_RESET\n")); 2121 ts->resp = SAS_TASK_COMPLETE; 2122 ts->stat = SAS_DEV_NO_RESPONSE; 2123 break; 2124 case IO_DS_NON_OPERATIONAL: 2125 PM8001_IO_DBG(pm8001_ha, 2126 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2127 ts->resp = SAS_TASK_COMPLETE; 2128 ts->stat = SAS_DEV_NO_RESPONSE; 2129 if (!t->uldd_task) { 2130 pm8001_handle_event(pm8001_ha, pm8001_dev, 2131 IO_DS_NON_OPERATIONAL); 2132 ts->resp = SAS_TASK_UNDELIVERED; 2133 ts->stat = SAS_QUEUE_FULL; 2134 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2135 mb();/*ditto*/ 2136 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2137 t->task_done(t); 2138 spin_lock_irqsave(&pm8001_ha->lock, flags); 2139 return; 2140 } 2141 break; 2142 case IO_DS_IN_RECOVERY: 2143 PM8001_IO_DBG(pm8001_ha, 2144 pm8001_printk(" IO_DS_IN_RECOVERY\n")); 2145 ts->resp = SAS_TASK_COMPLETE; 2146 ts->stat = SAS_DEV_NO_RESPONSE; 2147 break; 2148 case IO_DS_IN_ERROR: 2149 PM8001_IO_DBG(pm8001_ha, 2150 pm8001_printk("IO_DS_IN_ERROR\n")); 2151 ts->resp = SAS_TASK_COMPLETE; 2152 ts->stat = SAS_DEV_NO_RESPONSE; 2153 if (!t->uldd_task) { 2154 pm8001_handle_event(pm8001_ha, pm8001_dev, 2155 IO_DS_IN_ERROR); 2156 ts->resp = SAS_TASK_UNDELIVERED; 2157 ts->stat = SAS_QUEUE_FULL; 2158 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2159 mb();/*ditto*/ 2160 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2161 t->task_done(t); 2162 spin_lock_irqsave(&pm8001_ha->lock, flags); 2163 return; 2164 } 2165 break; 2166 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2167 PM8001_IO_DBG(pm8001_ha, 2168 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2169 ts->resp = SAS_TASK_COMPLETE; 2170 ts->stat = SAS_OPEN_REJECT; 2171 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2172 default: 2173 PM8001_IO_DBG(pm8001_ha, 2174 pm8001_printk("Unknown status 0x%x\n", status)); 2175 /* not allowed case. Therefore, return failed status */ 2176 ts->resp = SAS_TASK_COMPLETE; 2177 ts->stat = SAS_DEV_NO_RESPONSE; 2178 break; 2179 } 2180 spin_lock_irqsave(&t->task_state_lock, flags); 2181 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2182 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2183 t->task_state_flags |= SAS_TASK_STATE_DONE; 2184 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2185 spin_unlock_irqrestore(&t->task_state_lock, flags); 2186 PM8001_FAIL_DBG(pm8001_ha, 2187 pm8001_printk("task 0x%p done with io_status 0x%x" 2188 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2189 t, status, ts->resp, ts->stat)); 2190 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2191 } else if (t->uldd_task) { 2192 spin_unlock_irqrestore(&t->task_state_lock, flags); 2193 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2194 mb();/* ditto */ 2195 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2196 t->task_done(t); 2197 spin_lock_irqsave(&pm8001_ha->lock, flags); 2198 } else if (!t->uldd_task) { 2199 spin_unlock_irqrestore(&t->task_state_lock, flags); 2200 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2201 mb();/*ditto*/ 2202 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2203 t->task_done(t); 2204 spin_lock_irqsave(&pm8001_ha->lock, flags); 2205 } 2206 } 2207 2208 /*See the comments for mpi_ssp_completion */ 2209 static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 2210 { 2211 struct sas_task *t; 2212 unsigned long flags = 0; 2213 struct task_status_struct *ts; 2214 struct pm8001_ccb_info *ccb; 2215 struct pm8001_device *pm8001_dev; 2216 struct sata_event_resp *psataPayload = 2217 (struct sata_event_resp *)(piomb + 4); 2218 u32 event = le32_to_cpu(psataPayload->event); 2219 u32 tag = le32_to_cpu(psataPayload->tag); 2220 u32 port_id = le32_to_cpu(psataPayload->port_id); 2221 u32 dev_id = le32_to_cpu(psataPayload->device_id); 2222 2223 ccb = &pm8001_ha->ccb_info[tag]; 2224 t = ccb->task; 2225 pm8001_dev = ccb->device; 2226 if (event) 2227 PM8001_FAIL_DBG(pm8001_ha, 2228 pm8001_printk("sata IO status 0x%x\n", event)); 2229 if (unlikely(!t || !t->lldd_task || !t->dev)) 2230 return; 2231 ts = &t->task_status; 2232 PM8001_IO_DBG(pm8001_ha, 2233 pm8001_printk("port_id = %x,device_id = %x\n", 2234 port_id, dev_id)); 2235 switch (event) { 2236 case IO_OVERFLOW: 2237 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2238 ts->resp = SAS_TASK_COMPLETE; 2239 ts->stat = SAS_DATA_OVERRUN; 2240 ts->residual = 0; 2241 if (pm8001_dev) 2242 pm8001_dev->running_req--; 2243 break; 2244 case IO_XFER_ERROR_BREAK: 2245 PM8001_IO_DBG(pm8001_ha, 2246 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2247 ts->resp = SAS_TASK_COMPLETE; 2248 ts->stat = SAS_INTERRUPTED; 2249 break; 2250 case IO_XFER_ERROR_PHY_NOT_READY: 2251 PM8001_IO_DBG(pm8001_ha, 2252 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2253 ts->resp = SAS_TASK_COMPLETE; 2254 ts->stat = SAS_OPEN_REJECT; 2255 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2256 break; 2257 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2258 PM8001_IO_DBG(pm8001_ha, 2259 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" 2260 "_SUPPORTED\n")); 2261 ts->resp = SAS_TASK_COMPLETE; 2262 ts->stat = SAS_OPEN_REJECT; 2263 ts->open_rej_reason = SAS_OREJ_EPROTO; 2264 break; 2265 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2266 PM8001_IO_DBG(pm8001_ha, 2267 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2268 ts->resp = SAS_TASK_COMPLETE; 2269 ts->stat = SAS_OPEN_REJECT; 2270 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2271 break; 2272 case IO_OPEN_CNX_ERROR_BREAK: 2273 PM8001_IO_DBG(pm8001_ha, 2274 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2275 ts->resp = SAS_TASK_COMPLETE; 2276 ts->stat = SAS_OPEN_REJECT; 2277 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2278 break; 2279 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2280 PM8001_IO_DBG(pm8001_ha, 2281 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2282 ts->resp = SAS_TASK_UNDELIVERED; 2283 ts->stat = SAS_DEV_NO_RESPONSE; 2284 if (!t->uldd_task) { 2285 pm8001_handle_event(pm8001_ha, 2286 pm8001_dev, 2287 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2288 ts->resp = SAS_TASK_COMPLETE; 2289 ts->stat = SAS_QUEUE_FULL; 2290 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2291 mb();/*ditto*/ 2292 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2293 t->task_done(t); 2294 spin_lock_irqsave(&pm8001_ha->lock, flags); 2295 return; 2296 } 2297 break; 2298 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2299 PM8001_IO_DBG(pm8001_ha, 2300 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2301 ts->resp = SAS_TASK_UNDELIVERED; 2302 ts->stat = SAS_OPEN_REJECT; 2303 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2304 break; 2305 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2306 PM8001_IO_DBG(pm8001_ha, 2307 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2308 "NOT_SUPPORTED\n")); 2309 ts->resp = SAS_TASK_COMPLETE; 2310 ts->stat = SAS_OPEN_REJECT; 2311 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2312 break; 2313 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2314 PM8001_IO_DBG(pm8001_ha, 2315 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2316 ts->resp = SAS_TASK_COMPLETE; 2317 ts->stat = SAS_OPEN_REJECT; 2318 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2319 break; 2320 case IO_XFER_ERROR_NAK_RECEIVED: 2321 PM8001_IO_DBG(pm8001_ha, 2322 pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); 2323 ts->resp = SAS_TASK_COMPLETE; 2324 ts->stat = SAS_NAK_R_ERR; 2325 break; 2326 case IO_XFER_ERROR_PEER_ABORTED: 2327 PM8001_IO_DBG(pm8001_ha, 2328 pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); 2329 ts->resp = SAS_TASK_COMPLETE; 2330 ts->stat = SAS_NAK_R_ERR; 2331 break; 2332 case IO_XFER_ERROR_REJECTED_NCQ_MODE: 2333 PM8001_IO_DBG(pm8001_ha, 2334 pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); 2335 ts->resp = SAS_TASK_COMPLETE; 2336 ts->stat = SAS_DATA_UNDERRUN; 2337 break; 2338 case IO_XFER_OPEN_RETRY_TIMEOUT: 2339 PM8001_IO_DBG(pm8001_ha, 2340 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2341 ts->resp = SAS_TASK_COMPLETE; 2342 ts->stat = SAS_OPEN_TO; 2343 break; 2344 case IO_XFER_ERROR_UNEXPECTED_PHASE: 2345 PM8001_IO_DBG(pm8001_ha, 2346 pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); 2347 ts->resp = SAS_TASK_COMPLETE; 2348 ts->stat = SAS_OPEN_TO; 2349 break; 2350 case IO_XFER_ERROR_XFER_RDY_OVERRUN: 2351 PM8001_IO_DBG(pm8001_ha, 2352 pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); 2353 ts->resp = SAS_TASK_COMPLETE; 2354 ts->stat = SAS_OPEN_TO; 2355 break; 2356 case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: 2357 PM8001_IO_DBG(pm8001_ha, 2358 pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); 2359 ts->resp = SAS_TASK_COMPLETE; 2360 ts->stat = SAS_OPEN_TO; 2361 break; 2362 case IO_XFER_ERROR_OFFSET_MISMATCH: 2363 PM8001_IO_DBG(pm8001_ha, 2364 pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); 2365 ts->resp = SAS_TASK_COMPLETE; 2366 ts->stat = SAS_OPEN_TO; 2367 break; 2368 case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: 2369 PM8001_IO_DBG(pm8001_ha, 2370 pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); 2371 ts->resp = SAS_TASK_COMPLETE; 2372 ts->stat = SAS_OPEN_TO; 2373 break; 2374 case IO_XFER_CMD_FRAME_ISSUED: 2375 PM8001_IO_DBG(pm8001_ha, 2376 pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); 2377 break; 2378 case IO_XFER_PIO_SETUP_ERROR: 2379 PM8001_IO_DBG(pm8001_ha, 2380 pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); 2381 ts->resp = SAS_TASK_COMPLETE; 2382 ts->stat = SAS_OPEN_TO; 2383 break; 2384 default: 2385 PM8001_IO_DBG(pm8001_ha, 2386 pm8001_printk("Unknown status 0x%x\n", event)); 2387 /* not allowed case. Therefore, return failed status */ 2388 ts->resp = SAS_TASK_COMPLETE; 2389 ts->stat = SAS_OPEN_TO; 2390 break; 2391 } 2392 spin_lock_irqsave(&t->task_state_lock, flags); 2393 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2394 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2395 t->task_state_flags |= SAS_TASK_STATE_DONE; 2396 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2397 spin_unlock_irqrestore(&t->task_state_lock, flags); 2398 PM8001_FAIL_DBG(pm8001_ha, 2399 pm8001_printk("task 0x%p done with io_status 0x%x" 2400 " resp 0x%x stat 0x%x but aborted by upper layer!\n", 2401 t, event, ts->resp, ts->stat)); 2402 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2403 } else if (t->uldd_task) { 2404 spin_unlock_irqrestore(&t->task_state_lock, flags); 2405 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2406 mb();/* ditto */ 2407 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2408 t->task_done(t); 2409 spin_lock_irqsave(&pm8001_ha->lock, flags); 2410 } else if (!t->uldd_task) { 2411 spin_unlock_irqrestore(&t->task_state_lock, flags); 2412 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2413 mb();/*ditto*/ 2414 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 2415 t->task_done(t); 2416 spin_lock_irqsave(&pm8001_ha->lock, flags); 2417 } 2418 } 2419 2420 /*See the comments for mpi_ssp_completion */ 2421 static void 2422 mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) 2423 { 2424 u32 param; 2425 struct sas_task *t; 2426 struct pm8001_ccb_info *ccb; 2427 unsigned long flags; 2428 u32 status; 2429 u32 tag; 2430 struct smp_completion_resp *psmpPayload; 2431 struct task_status_struct *ts; 2432 struct pm8001_device *pm8001_dev; 2433 2434 psmpPayload = (struct smp_completion_resp *)(piomb + 4); 2435 status = le32_to_cpu(psmpPayload->status); 2436 tag = le32_to_cpu(psmpPayload->tag); 2437 2438 ccb = &pm8001_ha->ccb_info[tag]; 2439 param = le32_to_cpu(psmpPayload->param); 2440 t = ccb->task; 2441 ts = &t->task_status; 2442 pm8001_dev = ccb->device; 2443 if (status) 2444 PM8001_FAIL_DBG(pm8001_ha, 2445 pm8001_printk("smp IO status 0x%x\n", status)); 2446 if (unlikely(!t || !t->lldd_task || !t->dev)) 2447 return; 2448 2449 switch (status) { 2450 case IO_SUCCESS: 2451 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 2452 ts->resp = SAS_TASK_COMPLETE; 2453 ts->stat = SAM_STAT_GOOD; 2454 if (pm8001_dev) 2455 pm8001_dev->running_req--; 2456 break; 2457 case IO_ABORTED: 2458 PM8001_IO_DBG(pm8001_ha, 2459 pm8001_printk("IO_ABORTED IOMB\n")); 2460 ts->resp = SAS_TASK_COMPLETE; 2461 ts->stat = SAS_ABORTED_TASK; 2462 if (pm8001_dev) 2463 pm8001_dev->running_req--; 2464 break; 2465 case IO_OVERFLOW: 2466 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); 2467 ts->resp = SAS_TASK_COMPLETE; 2468 ts->stat = SAS_DATA_OVERRUN; 2469 ts->residual = 0; 2470 if (pm8001_dev) 2471 pm8001_dev->running_req--; 2472 break; 2473 case IO_NO_DEVICE: 2474 PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); 2475 ts->resp = SAS_TASK_COMPLETE; 2476 ts->stat = SAS_PHY_DOWN; 2477 break; 2478 case IO_ERROR_HW_TIMEOUT: 2479 PM8001_IO_DBG(pm8001_ha, 2480 pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); 2481 ts->resp = SAS_TASK_COMPLETE; 2482 ts->stat = SAM_STAT_BUSY; 2483 break; 2484 case IO_XFER_ERROR_BREAK: 2485 PM8001_IO_DBG(pm8001_ha, 2486 pm8001_printk("IO_XFER_ERROR_BREAK\n")); 2487 ts->resp = SAS_TASK_COMPLETE; 2488 ts->stat = SAM_STAT_BUSY; 2489 break; 2490 case IO_XFER_ERROR_PHY_NOT_READY: 2491 PM8001_IO_DBG(pm8001_ha, 2492 pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); 2493 ts->resp = SAS_TASK_COMPLETE; 2494 ts->stat = SAM_STAT_BUSY; 2495 break; 2496 case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: 2497 PM8001_IO_DBG(pm8001_ha, 2498 pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); 2499 ts->resp = SAS_TASK_COMPLETE; 2500 ts->stat = SAS_OPEN_REJECT; 2501 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2502 break; 2503 case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: 2504 PM8001_IO_DBG(pm8001_ha, 2505 pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); 2506 ts->resp = SAS_TASK_COMPLETE; 2507 ts->stat = SAS_OPEN_REJECT; 2508 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2509 break; 2510 case IO_OPEN_CNX_ERROR_BREAK: 2511 PM8001_IO_DBG(pm8001_ha, 2512 pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); 2513 ts->resp = SAS_TASK_COMPLETE; 2514 ts->stat = SAS_OPEN_REJECT; 2515 ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; 2516 break; 2517 case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: 2518 PM8001_IO_DBG(pm8001_ha, 2519 pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); 2520 ts->resp = SAS_TASK_COMPLETE; 2521 ts->stat = SAS_OPEN_REJECT; 2522 ts->open_rej_reason = SAS_OREJ_UNKNOWN; 2523 pm8001_handle_event(pm8001_ha, 2524 pm8001_dev, 2525 IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); 2526 break; 2527 case IO_OPEN_CNX_ERROR_BAD_DESTINATION: 2528 PM8001_IO_DBG(pm8001_ha, 2529 pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); 2530 ts->resp = SAS_TASK_COMPLETE; 2531 ts->stat = SAS_OPEN_REJECT; 2532 ts->open_rej_reason = SAS_OREJ_BAD_DEST; 2533 break; 2534 case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: 2535 PM8001_IO_DBG(pm8001_ha, 2536 pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" 2537 "NOT_SUPPORTED\n")); 2538 ts->resp = SAS_TASK_COMPLETE; 2539 ts->stat = SAS_OPEN_REJECT; 2540 ts->open_rej_reason = SAS_OREJ_CONN_RATE; 2541 break; 2542 case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: 2543 PM8001_IO_DBG(pm8001_ha, 2544 pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); 2545 ts->resp = SAS_TASK_COMPLETE; 2546 ts->stat = SAS_OPEN_REJECT; 2547 ts->open_rej_reason = SAS_OREJ_WRONG_DEST; 2548 break; 2549 case IO_XFER_ERROR_RX_FRAME: 2550 PM8001_IO_DBG(pm8001_ha, 2551 pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); 2552 ts->resp = SAS_TASK_COMPLETE; 2553 ts->stat = SAS_DEV_NO_RESPONSE; 2554 break; 2555 case IO_XFER_OPEN_RETRY_TIMEOUT: 2556 PM8001_IO_DBG(pm8001_ha, 2557 pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); 2558 ts->resp = SAS_TASK_COMPLETE; 2559 ts->stat = SAS_OPEN_REJECT; 2560 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2561 break; 2562 case IO_ERROR_INTERNAL_SMP_RESOURCE: 2563 PM8001_IO_DBG(pm8001_ha, 2564 pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); 2565 ts->resp = SAS_TASK_COMPLETE; 2566 ts->stat = SAS_QUEUE_FULL; 2567 break; 2568 case IO_PORT_IN_RESET: 2569 PM8001_IO_DBG(pm8001_ha, 2570 pm8001_printk("IO_PORT_IN_RESET\n")); 2571 ts->resp = SAS_TASK_COMPLETE; 2572 ts->stat = SAS_OPEN_REJECT; 2573 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2574 break; 2575 case IO_DS_NON_OPERATIONAL: 2576 PM8001_IO_DBG(pm8001_ha, 2577 pm8001_printk("IO_DS_NON_OPERATIONAL\n")); 2578 ts->resp = SAS_TASK_COMPLETE; 2579 ts->stat = SAS_DEV_NO_RESPONSE; 2580 break; 2581 case IO_DS_IN_RECOVERY: 2582 PM8001_IO_DBG(pm8001_ha, 2583 pm8001_printk("IO_DS_IN_RECOVERY\n")); 2584 ts->resp = SAS_TASK_COMPLETE; 2585 ts->stat = SAS_OPEN_REJECT; 2586 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2587 break; 2588 case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: 2589 PM8001_IO_DBG(pm8001_ha, 2590 pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); 2591 ts->resp = SAS_TASK_COMPLETE; 2592 ts->stat = SAS_OPEN_REJECT; 2593 ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; 2594 break; 2595 default: 2596 PM8001_IO_DBG(pm8001_ha, 2597 pm8001_printk("Unknown status 0x%x\n", status)); 2598 ts->resp = SAS_TASK_COMPLETE; 2599 ts->stat = SAS_DEV_NO_RESPONSE; 2600 /* not allowed case. Therefore, return failed status */ 2601 break; 2602 } 2603 spin_lock_irqsave(&t->task_state_lock, flags); 2604 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 2605 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 2606 t->task_state_flags |= SAS_TASK_STATE_DONE; 2607 if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { 2608 spin_unlock_irqrestore(&t->task_state_lock, flags); 2609 PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" 2610 " io_status 0x%x resp 0x%x " 2611 "stat 0x%x but aborted by upper layer!\n", 2612 t, status, ts->resp, ts->stat)); 2613 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2614 } else { 2615 spin_unlock_irqrestore(&t->task_state_lock, flags); 2616 pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); 2617 mb();/* in order to force CPU ordering */ 2618 t->task_done(t); 2619 } 2620 } 2621 2622 static void 2623 mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 2624 { 2625 struct set_dev_state_resp *pPayload = 2626 (struct set_dev_state_resp *)(piomb + 4); 2627 u32 tag = le32_to_cpu(pPayload->tag); 2628 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 2629 struct pm8001_device *pm8001_dev = ccb->device; 2630 u32 status = le32_to_cpu(pPayload->status); 2631 u32 device_id = le32_to_cpu(pPayload->device_id); 2632 u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS; 2633 u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS; 2634 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state " 2635 "from 0x%x to 0x%x status = 0x%x!\n", 2636 device_id, pds, nds, status)); 2637 complete(pm8001_dev->setds_completion); 2638 ccb->task = NULL; 2639 ccb->ccb_tag = 0xFFFFFFFF; 2640 pm8001_ccb_free(pm8001_ha, tag); 2641 } 2642 2643 static void 2644 mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 2645 { 2646 struct get_nvm_data_resp *pPayload = 2647 (struct get_nvm_data_resp *)(piomb + 4); 2648 u32 tag = le32_to_cpu(pPayload->tag); 2649 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 2650 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 2651 complete(pm8001_ha->nvmd_completion); 2652 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n")); 2653 if ((dlen_status & NVMD_STAT) != 0) { 2654 PM8001_FAIL_DBG(pm8001_ha, 2655 pm8001_printk("Set nvm data error!\n")); 2656 return; 2657 } 2658 ccb->task = NULL; 2659 ccb->ccb_tag = 0xFFFFFFFF; 2660 pm8001_ccb_free(pm8001_ha, tag); 2661 } 2662 2663 static void 2664 mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 2665 { 2666 struct fw_control_ex *fw_control_context; 2667 struct get_nvm_data_resp *pPayload = 2668 (struct get_nvm_data_resp *)(piomb + 4); 2669 u32 tag = le32_to_cpu(pPayload->tag); 2670 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 2671 u32 dlen_status = le32_to_cpu(pPayload->dlen_status); 2672 u32 ir_tds_bn_dps_das_nvm = 2673 le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm); 2674 void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr; 2675 fw_control_context = ccb->fw_control_context; 2676 2677 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n")); 2678 if ((dlen_status & NVMD_STAT) != 0) { 2679 PM8001_FAIL_DBG(pm8001_ha, 2680 pm8001_printk("Get nvm data error!\n")); 2681 complete(pm8001_ha->nvmd_completion); 2682 return; 2683 } 2684 2685 if (ir_tds_bn_dps_das_nvm & IPMode) { 2686 /* indirect mode - IR bit set */ 2687 PM8001_MSG_DBG(pm8001_ha, 2688 pm8001_printk("Get NVMD success, IR=1\n")); 2689 if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) { 2690 if (ir_tds_bn_dps_das_nvm == 0x80a80200) { 2691 memcpy(pm8001_ha->sas_addr, 2692 ((u8 *)virt_addr + 4), 2693 SAS_ADDR_SIZE); 2694 PM8001_MSG_DBG(pm8001_ha, 2695 pm8001_printk("Get SAS address" 2696 " from VPD successfully!\n")); 2697 } 2698 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM) 2699 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) || 2700 ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) { 2701 ; 2702 } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP) 2703 || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) { 2704 ; 2705 } else { 2706 /* Should not be happened*/ 2707 PM8001_MSG_DBG(pm8001_ha, 2708 pm8001_printk("(IR=1)Wrong Device type 0x%x\n", 2709 ir_tds_bn_dps_das_nvm)); 2710 } 2711 } else /* direct mode */{ 2712 PM8001_MSG_DBG(pm8001_ha, 2713 pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n", 2714 (dlen_status & NVMD_LEN) >> 24)); 2715 } 2716 memcpy(fw_control_context->usrAddr, 2717 pm8001_ha->memoryMap.region[NVMD].virt_ptr, 2718 fw_control_context->len); 2719 complete(pm8001_ha->nvmd_completion); 2720 ccb->task = NULL; 2721 ccb->ccb_tag = 0xFFFFFFFF; 2722 pm8001_ccb_free(pm8001_ha, tag); 2723 } 2724 2725 static int mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) 2726 { 2727 struct local_phy_ctl_resp *pPayload = 2728 (struct local_phy_ctl_resp *)(piomb + 4); 2729 u32 status = le32_to_cpu(pPayload->status); 2730 u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS; 2731 u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS; 2732 if (status != 0) { 2733 PM8001_MSG_DBG(pm8001_ha, 2734 pm8001_printk("%x phy execute %x phy op failed! \n", 2735 phy_id, phy_op)); 2736 } else 2737 PM8001_MSG_DBG(pm8001_ha, 2738 pm8001_printk("%x phy execute %x phy op success! \n", 2739 phy_id, phy_op)); 2740 return 0; 2741 } 2742 2743 /** 2744 * pm8001_bytes_dmaed - one of the interface function communication with libsas 2745 * @pm8001_ha: our hba card information 2746 * @i: which phy that received the event. 2747 * 2748 * when HBA driver received the identify done event or initiate FIS received 2749 * event(for SATA), it will invoke this function to notify the sas layer that 2750 * the sas toplogy has formed, please discover the the whole sas domain, 2751 * while receive a broadcast(change) primitive just tell the sas 2752 * layer to discover the changed domain rather than the whole domain. 2753 */ 2754 static void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i) 2755 { 2756 struct pm8001_phy *phy = &pm8001_ha->phy[i]; 2757 struct asd_sas_phy *sas_phy = &phy->sas_phy; 2758 struct sas_ha_struct *sas_ha; 2759 if (!phy->phy_attached) 2760 return; 2761 2762 sas_ha = pm8001_ha->sas; 2763 if (sas_phy->phy) { 2764 struct sas_phy *sphy = sas_phy->phy; 2765 sphy->negotiated_linkrate = sas_phy->linkrate; 2766 sphy->minimum_linkrate = phy->minimum_linkrate; 2767 sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 2768 sphy->maximum_linkrate = phy->maximum_linkrate; 2769 sphy->maximum_linkrate_hw = phy->maximum_linkrate; 2770 } 2771 2772 if (phy->phy_type & PORT_TYPE_SAS) { 2773 struct sas_identify_frame *id; 2774 id = (struct sas_identify_frame *)phy->frame_rcvd; 2775 id->dev_type = phy->identify.device_type; 2776 id->initiator_bits = SAS_PROTOCOL_ALL; 2777 id->target_bits = phy->identify.target_port_protocols; 2778 } else if (phy->phy_type & PORT_TYPE_SATA) { 2779 /*Nothing*/ 2780 } 2781 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i)); 2782 2783 sas_phy->frame_rcvd_size = phy->frame_rcvd_size; 2784 pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED); 2785 } 2786 2787 /* Get the link rate speed */ 2788 static void get_lrate_mode(struct pm8001_phy *phy, u8 link_rate) 2789 { 2790 struct sas_phy *sas_phy = phy->sas_phy.phy; 2791 2792 switch (link_rate) { 2793 case PHY_SPEED_60: 2794 phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS; 2795 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS; 2796 break; 2797 case PHY_SPEED_30: 2798 phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS; 2799 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS; 2800 break; 2801 case PHY_SPEED_15: 2802 phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS; 2803 phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS; 2804 break; 2805 } 2806 sas_phy->negotiated_linkrate = phy->sas_phy.linkrate; 2807 sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS; 2808 sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS; 2809 sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS; 2810 sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS; 2811 } 2812 2813 /** 2814 * asd_get_attached_sas_addr -- extract/generate attached SAS address 2815 * @phy: pointer to asd_phy 2816 * @sas_addr: pointer to buffer where the SAS address is to be written 2817 * 2818 * This function extracts the SAS address from an IDENTIFY frame 2819 * received. If OOB is SATA, then a SAS address is generated from the 2820 * HA tables. 2821 * 2822 * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame 2823 * buffer. 2824 */ 2825 static void pm8001_get_attached_sas_addr(struct pm8001_phy *phy, 2826 u8 *sas_addr) 2827 { 2828 if (phy->sas_phy.frame_rcvd[0] == 0x34 2829 && phy->sas_phy.oob_mode == SATA_OOB_MODE) { 2830 struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha; 2831 /* FIS device-to-host */ 2832 u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr); 2833 addr += phy->sas_phy.id; 2834 *(__be64 *)sas_addr = cpu_to_be64(addr); 2835 } else { 2836 struct sas_identify_frame *idframe = 2837 (void *) phy->sas_phy.frame_rcvd; 2838 memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE); 2839 } 2840 } 2841 2842 /** 2843 * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW. 2844 * @pm8001_ha: our hba card information 2845 * @Qnum: the outbound queue message number. 2846 * @SEA: source of event to ack 2847 * @port_id: port id. 2848 * @phyId: phy id. 2849 * @param0: parameter 0. 2850 * @param1: parameter 1. 2851 */ 2852 static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha, 2853 u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1) 2854 { 2855 struct hw_event_ack_req payload; 2856 u32 opc = OPC_INB_SAS_HW_EVENT_ACK; 2857 2858 struct inbound_queue_table *circularQ; 2859 2860 memset((u8 *)&payload, 0, sizeof(payload)); 2861 circularQ = &pm8001_ha->inbnd_q_tbl[Qnum]; 2862 payload.tag = 1; 2863 payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) | 2864 ((phyId & 0x0F) << 4) | (port_id & 0x0F)); 2865 payload.param0 = cpu_to_le32(param0); 2866 payload.param1 = cpu_to_le32(param1); 2867 mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 2868 } 2869 2870 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 2871 u32 phyId, u32 phy_op); 2872 2873 /** 2874 * hw_event_sas_phy_up -FW tells me a SAS phy up event. 2875 * @pm8001_ha: our hba card information 2876 * @piomb: IO message buffer 2877 */ 2878 static void 2879 hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 2880 { 2881 struct hw_event_resp *pPayload = 2882 (struct hw_event_resp *)(piomb + 4); 2883 u32 lr_evt_status_phyid_portid = 2884 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 2885 u8 link_rate = 2886 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 2887 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 2888 u8 phy_id = 2889 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 2890 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 2891 u8 portstate = (u8)(npip_portstate & 0x0000000F); 2892 struct pm8001_port *port = &pm8001_ha->port[port_id]; 2893 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 2894 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 2895 unsigned long flags; 2896 u8 deviceType = pPayload->sas_identify.dev_type; 2897 port->port_state = portstate; 2898 PM8001_MSG_DBG(pm8001_ha, 2899 pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", 2900 port_id, phy_id)); 2901 2902 switch (deviceType) { 2903 case SAS_PHY_UNUSED: 2904 PM8001_MSG_DBG(pm8001_ha, 2905 pm8001_printk("device type no device.\n")); 2906 break; 2907 case SAS_END_DEVICE: 2908 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); 2909 pm8001_chip_phy_ctl_req(pm8001_ha, phy_id, 2910 PHY_NOTIFY_ENABLE_SPINUP); 2911 port->port_attached = 1; 2912 get_lrate_mode(phy, link_rate); 2913 break; 2914 case SAS_EDGE_EXPANDER_DEVICE: 2915 PM8001_MSG_DBG(pm8001_ha, 2916 pm8001_printk("expander device.\n")); 2917 port->port_attached = 1; 2918 get_lrate_mode(phy, link_rate); 2919 break; 2920 case SAS_FANOUT_EXPANDER_DEVICE: 2921 PM8001_MSG_DBG(pm8001_ha, 2922 pm8001_printk("fanout expander device.\n")); 2923 port->port_attached = 1; 2924 get_lrate_mode(phy, link_rate); 2925 break; 2926 default: 2927 PM8001_MSG_DBG(pm8001_ha, 2928 pm8001_printk("unknown device type(%x)\n", deviceType)); 2929 break; 2930 } 2931 phy->phy_type |= PORT_TYPE_SAS; 2932 phy->identify.device_type = deviceType; 2933 phy->phy_attached = 1; 2934 if (phy->identify.device_type == SAS_END_DEV) 2935 phy->identify.target_port_protocols = SAS_PROTOCOL_SSP; 2936 else if (phy->identify.device_type != NO_DEVICE) 2937 phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; 2938 phy->sas_phy.oob_mode = SAS_OOB_MODE; 2939 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 2940 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 2941 memcpy(phy->frame_rcvd, &pPayload->sas_identify, 2942 sizeof(struct sas_identify_frame)-4); 2943 phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4; 2944 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 2945 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 2946 if (pm8001_ha->flags == PM8001F_RUN_TIME) 2947 mdelay(200);/*delay a moment to wait disk to spinup*/ 2948 pm8001_bytes_dmaed(pm8001_ha, phy_id); 2949 } 2950 2951 /** 2952 * hw_event_sata_phy_up -FW tells me a SATA phy up event. 2953 * @pm8001_ha: our hba card information 2954 * @piomb: IO message buffer 2955 */ 2956 static void 2957 hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) 2958 { 2959 struct hw_event_resp *pPayload = 2960 (struct hw_event_resp *)(piomb + 4); 2961 u32 lr_evt_status_phyid_portid = 2962 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 2963 u8 link_rate = 2964 (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28); 2965 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 2966 u8 phy_id = 2967 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 2968 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 2969 u8 portstate = (u8)(npip_portstate & 0x0000000F); 2970 struct pm8001_port *port = &pm8001_ha->port[port_id]; 2971 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 2972 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 2973 unsigned long flags; 2974 PM8001_MSG_DBG(pm8001_ha, 2975 pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d," 2976 " phy id = %d\n", port_id, phy_id)); 2977 port->port_state = portstate; 2978 port->port_attached = 1; 2979 get_lrate_mode(phy, link_rate); 2980 phy->phy_type |= PORT_TYPE_SATA; 2981 phy->phy_attached = 1; 2982 phy->sas_phy.oob_mode = SATA_OOB_MODE; 2983 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); 2984 spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); 2985 memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), 2986 sizeof(struct dev_to_host_fis)); 2987 phy->frame_rcvd_size = sizeof(struct dev_to_host_fis); 2988 phy->identify.target_port_protocols = SAS_PROTOCOL_SATA; 2989 phy->identify.device_type = SATA_DEV; 2990 pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr); 2991 spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); 2992 pm8001_bytes_dmaed(pm8001_ha, phy_id); 2993 } 2994 2995 /** 2996 * hw_event_phy_down -we should notify the libsas the phy is down. 2997 * @pm8001_ha: our hba card information 2998 * @piomb: IO message buffer 2999 */ 3000 static void 3001 hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) 3002 { 3003 struct hw_event_resp *pPayload = 3004 (struct hw_event_resp *)(piomb + 4); 3005 u32 lr_evt_status_phyid_portid = 3006 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3007 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3008 u8 phy_id = 3009 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3010 u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); 3011 u8 portstate = (u8)(npip_portstate & 0x0000000F); 3012 struct pm8001_port *port = &pm8001_ha->port[port_id]; 3013 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3014 port->port_state = portstate; 3015 phy->phy_type = 0; 3016 phy->identify.device_type = 0; 3017 phy->phy_attached = 0; 3018 memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE); 3019 switch (portstate) { 3020 case PORT_VALID: 3021 break; 3022 case PORT_INVALID: 3023 PM8001_MSG_DBG(pm8001_ha, 3024 pm8001_printk(" PortInvalid portID %d \n", port_id)); 3025 PM8001_MSG_DBG(pm8001_ha, 3026 pm8001_printk(" Last phy Down and port invalid\n")); 3027 port->port_attached = 0; 3028 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3029 port_id, phy_id, 0, 0); 3030 break; 3031 case PORT_IN_RESET: 3032 PM8001_MSG_DBG(pm8001_ha, 3033 pm8001_printk(" Port In Reset portID %d \n", port_id)); 3034 break; 3035 case PORT_NOT_ESTABLISHED: 3036 PM8001_MSG_DBG(pm8001_ha, 3037 pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n")); 3038 port->port_attached = 0; 3039 break; 3040 case PORT_LOSTCOMM: 3041 PM8001_MSG_DBG(pm8001_ha, 3042 pm8001_printk(" phy Down and PORT_LOSTCOMM\n")); 3043 PM8001_MSG_DBG(pm8001_ha, 3044 pm8001_printk(" Last phy Down and port invalid\n")); 3045 port->port_attached = 0; 3046 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, 3047 port_id, phy_id, 0, 0); 3048 break; 3049 default: 3050 port->port_attached = 0; 3051 PM8001_MSG_DBG(pm8001_ha, 3052 pm8001_printk(" phy Down and(default) = %x\n", 3053 portstate)); 3054 break; 3055 3056 } 3057 } 3058 3059 /** 3060 * mpi_reg_resp -process register device ID response. 3061 * @pm8001_ha: our hba card information 3062 * @piomb: IO message buffer 3063 * 3064 * when sas layer find a device it will notify LLDD, then the driver register 3065 * the domain device to FW, this event is the return device ID which the FW 3066 * has assigned, from now,inter-communication with FW is no longer using the 3067 * SAS address, use device ID which FW assigned. 3068 */ 3069 static int mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3070 { 3071 u32 status; 3072 u32 device_id; 3073 u32 htag; 3074 struct pm8001_ccb_info *ccb; 3075 struct pm8001_device *pm8001_dev; 3076 struct dev_reg_resp *registerRespPayload = 3077 (struct dev_reg_resp *)(piomb + 4); 3078 3079 htag = le32_to_cpu(registerRespPayload->tag); 3080 ccb = &pm8001_ha->ccb_info[registerRespPayload->tag]; 3081 pm8001_dev = ccb->device; 3082 status = le32_to_cpu(registerRespPayload->status); 3083 device_id = le32_to_cpu(registerRespPayload->device_id); 3084 PM8001_MSG_DBG(pm8001_ha, 3085 pm8001_printk(" register device is status = %d\n", status)); 3086 switch (status) { 3087 case DEVREG_SUCCESS: 3088 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n")); 3089 pm8001_dev->device_id = device_id; 3090 break; 3091 case DEVREG_FAILURE_OUT_OF_RESOURCE: 3092 PM8001_MSG_DBG(pm8001_ha, 3093 pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n")); 3094 break; 3095 case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED: 3096 PM8001_MSG_DBG(pm8001_ha, 3097 pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n")); 3098 break; 3099 case DEVREG_FAILURE_INVALID_PHY_ID: 3100 PM8001_MSG_DBG(pm8001_ha, 3101 pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n")); 3102 break; 3103 case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED: 3104 PM8001_MSG_DBG(pm8001_ha, 3105 pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n")); 3106 break; 3107 case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE: 3108 PM8001_MSG_DBG(pm8001_ha, 3109 pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n")); 3110 break; 3111 case DEVREG_FAILURE_PORT_NOT_VALID_STATE: 3112 PM8001_MSG_DBG(pm8001_ha, 3113 pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n")); 3114 break; 3115 case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID: 3116 PM8001_MSG_DBG(pm8001_ha, 3117 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n")); 3118 break; 3119 default: 3120 PM8001_MSG_DBG(pm8001_ha, 3121 pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n")); 3122 break; 3123 } 3124 complete(pm8001_dev->dcompletion); 3125 ccb->task = NULL; 3126 ccb->ccb_tag = 0xFFFFFFFF; 3127 pm8001_ccb_free(pm8001_ha, htag); 3128 return 0; 3129 } 3130 3131 static int mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3132 { 3133 u32 status; 3134 u32 device_id; 3135 struct dev_reg_resp *registerRespPayload = 3136 (struct dev_reg_resp *)(piomb + 4); 3137 3138 status = le32_to_cpu(registerRespPayload->status); 3139 device_id = le32_to_cpu(registerRespPayload->device_id); 3140 if (status != 0) 3141 PM8001_MSG_DBG(pm8001_ha, 3142 pm8001_printk(" deregister device failed ,status = %x" 3143 ", device_id = %x\n", status, device_id)); 3144 return 0; 3145 } 3146 3147 static int 3148 mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3149 { 3150 u32 status; 3151 struct fw_control_ex fw_control_context; 3152 struct fw_flash_Update_resp *ppayload = 3153 (struct fw_flash_Update_resp *)(piomb + 4); 3154 u32 tag = le32_to_cpu(ppayload->tag); 3155 struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; 3156 status = le32_to_cpu(ppayload->status); 3157 memcpy(&fw_control_context, 3158 ccb->fw_control_context, 3159 sizeof(fw_control_context)); 3160 switch (status) { 3161 case FLASH_UPDATE_COMPLETE_PENDING_REBOOT: 3162 PM8001_MSG_DBG(pm8001_ha, 3163 pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n")); 3164 break; 3165 case FLASH_UPDATE_IN_PROGRESS: 3166 PM8001_MSG_DBG(pm8001_ha, 3167 pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n")); 3168 break; 3169 case FLASH_UPDATE_HDR_ERR: 3170 PM8001_MSG_DBG(pm8001_ha, 3171 pm8001_printk(": FLASH_UPDATE_HDR_ERR\n")); 3172 break; 3173 case FLASH_UPDATE_OFFSET_ERR: 3174 PM8001_MSG_DBG(pm8001_ha, 3175 pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n")); 3176 break; 3177 case FLASH_UPDATE_CRC_ERR: 3178 PM8001_MSG_DBG(pm8001_ha, 3179 pm8001_printk(": FLASH_UPDATE_CRC_ERR\n")); 3180 break; 3181 case FLASH_UPDATE_LENGTH_ERR: 3182 PM8001_MSG_DBG(pm8001_ha, 3183 pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n")); 3184 break; 3185 case FLASH_UPDATE_HW_ERR: 3186 PM8001_MSG_DBG(pm8001_ha, 3187 pm8001_printk(": FLASH_UPDATE_HW_ERR\n")); 3188 break; 3189 case FLASH_UPDATE_DNLD_NOT_SUPPORTED: 3190 PM8001_MSG_DBG(pm8001_ha, 3191 pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n")); 3192 break; 3193 case FLASH_UPDATE_DISABLED: 3194 PM8001_MSG_DBG(pm8001_ha, 3195 pm8001_printk(": FLASH_UPDATE_DISABLED\n")); 3196 break; 3197 default: 3198 PM8001_MSG_DBG(pm8001_ha, 3199 pm8001_printk("No matched status = %d\n", status)); 3200 break; 3201 } 3202 ccb->fw_control_context->fw_control->retcode = status; 3203 pci_free_consistent(pm8001_ha->pdev, 3204 fw_control_context.len, 3205 fw_control_context.virtAddr, 3206 fw_control_context.phys_addr); 3207 complete(pm8001_ha->nvmd_completion); 3208 ccb->task = NULL; 3209 ccb->ccb_tag = 0xFFFFFFFF; 3210 pm8001_ccb_free(pm8001_ha, tag); 3211 return 0; 3212 } 3213 3214 static int 3215 mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb) 3216 { 3217 u32 status; 3218 int i; 3219 struct general_event_resp *pPayload = 3220 (struct general_event_resp *)(piomb + 4); 3221 status = le32_to_cpu(pPayload->status); 3222 PM8001_MSG_DBG(pm8001_ha, 3223 pm8001_printk(" status = 0x%x\n", status)); 3224 for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++) 3225 PM8001_MSG_DBG(pm8001_ha, 3226 pm8001_printk("inb_IOMB_payload[0x%x] 0x%x, \n", i, 3227 pPayload->inb_IOMB_payload[i])); 3228 return 0; 3229 } 3230 3231 static int 3232 mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) 3233 { 3234 struct sas_task *t; 3235 struct pm8001_ccb_info *ccb; 3236 unsigned long flags; 3237 u32 status ; 3238 u32 tag, scp; 3239 struct task_status_struct *ts; 3240 3241 struct task_abort_resp *pPayload = 3242 (struct task_abort_resp *)(piomb + 4); 3243 ccb = &pm8001_ha->ccb_info[pPayload->tag]; 3244 t = ccb->task; 3245 3246 3247 status = le32_to_cpu(pPayload->status); 3248 tag = le32_to_cpu(pPayload->tag); 3249 scp = le32_to_cpu(pPayload->scp); 3250 PM8001_IO_DBG(pm8001_ha, 3251 pm8001_printk(" status = 0x%x\n", status)); 3252 if (t == NULL) 3253 return -1; 3254 ts = &t->task_status; 3255 if (status != 0) 3256 PM8001_FAIL_DBG(pm8001_ha, 3257 pm8001_printk("task abort failed status 0x%x ," 3258 "tag = 0x%x, scp= 0x%x\n", status, tag, scp)); 3259 switch (status) { 3260 case IO_SUCCESS: 3261 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); 3262 ts->resp = SAS_TASK_COMPLETE; 3263 ts->stat = SAM_STAT_GOOD; 3264 break; 3265 case IO_NOT_VALID: 3266 PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); 3267 ts->resp = TMF_RESP_FUNC_FAILED; 3268 break; 3269 } 3270 spin_lock_irqsave(&t->task_state_lock, flags); 3271 t->task_state_flags &= ~SAS_TASK_STATE_PENDING; 3272 t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; 3273 t->task_state_flags |= SAS_TASK_STATE_DONE; 3274 spin_unlock_irqrestore(&t->task_state_lock, flags); 3275 pm8001_ccb_task_free(pm8001_ha, t, ccb, pPayload->tag); 3276 mb(); 3277 t->task_done(t); 3278 return 0; 3279 } 3280 3281 /** 3282 * mpi_hw_event -The hw event has come. 3283 * @pm8001_ha: our hba card information 3284 * @piomb: IO message buffer 3285 */ 3286 static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) 3287 { 3288 unsigned long flags; 3289 struct hw_event_resp *pPayload = 3290 (struct hw_event_resp *)(piomb + 4); 3291 u32 lr_evt_status_phyid_portid = 3292 le32_to_cpu(pPayload->lr_evt_status_phyid_portid); 3293 u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F); 3294 u8 phy_id = 3295 (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4); 3296 u16 eventType = 3297 (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8); 3298 u8 status = 3299 (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24); 3300 struct sas_ha_struct *sas_ha = pm8001_ha->sas; 3301 struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; 3302 struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; 3303 PM8001_MSG_DBG(pm8001_ha, 3304 pm8001_printk("outbound queue HW event & event type : ")); 3305 switch (eventType) { 3306 case HW_EVENT_PHY_START_STATUS: 3307 PM8001_MSG_DBG(pm8001_ha, 3308 pm8001_printk("HW_EVENT_PHY_START_STATUS" 3309 " status = %x\n", status)); 3310 if (status == 0) { 3311 phy->phy_state = 1; 3312 if (pm8001_ha->flags == PM8001F_RUN_TIME) 3313 complete(phy->enable_completion); 3314 } 3315 break; 3316 case HW_EVENT_SAS_PHY_UP: 3317 PM8001_MSG_DBG(pm8001_ha, 3318 pm8001_printk("HW_EVENT_PHY_START_STATUS \n")); 3319 hw_event_sas_phy_up(pm8001_ha, piomb); 3320 break; 3321 case HW_EVENT_SATA_PHY_UP: 3322 PM8001_MSG_DBG(pm8001_ha, 3323 pm8001_printk("HW_EVENT_SATA_PHY_UP \n")); 3324 hw_event_sata_phy_up(pm8001_ha, piomb); 3325 break; 3326 case HW_EVENT_PHY_STOP_STATUS: 3327 PM8001_MSG_DBG(pm8001_ha, 3328 pm8001_printk("HW_EVENT_PHY_STOP_STATUS " 3329 "status = %x\n", status)); 3330 if (status == 0) 3331 phy->phy_state = 0; 3332 break; 3333 case HW_EVENT_SATA_SPINUP_HOLD: 3334 PM8001_MSG_DBG(pm8001_ha, 3335 pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD \n")); 3336 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); 3337 break; 3338 case HW_EVENT_PHY_DOWN: 3339 PM8001_MSG_DBG(pm8001_ha, 3340 pm8001_printk("HW_EVENT_PHY_DOWN \n")); 3341 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); 3342 phy->phy_attached = 0; 3343 phy->phy_state = 0; 3344 hw_event_phy_down(pm8001_ha, piomb); 3345 break; 3346 case HW_EVENT_PORT_INVALID: 3347 PM8001_MSG_DBG(pm8001_ha, 3348 pm8001_printk("HW_EVENT_PORT_INVALID\n")); 3349 sas_phy_disconnected(sas_phy); 3350 phy->phy_attached = 0; 3351 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3352 break; 3353 /* the broadcast change primitive received, tell the LIBSAS this event 3354 to revalidate the sas domain*/ 3355 case HW_EVENT_BROADCAST_CHANGE: 3356 PM8001_MSG_DBG(pm8001_ha, 3357 pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); 3358 pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, 3359 port_id, phy_id, 1, 0); 3360 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3361 sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; 3362 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3363 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3364 break; 3365 case HW_EVENT_PHY_ERROR: 3366 PM8001_MSG_DBG(pm8001_ha, 3367 pm8001_printk("HW_EVENT_PHY_ERROR\n")); 3368 sas_phy_disconnected(&phy->sas_phy); 3369 phy->phy_attached = 0; 3370 sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); 3371 break; 3372 case HW_EVENT_BROADCAST_EXP: 3373 PM8001_MSG_DBG(pm8001_ha, 3374 pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); 3375 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3376 sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; 3377 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3378 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3379 break; 3380 case HW_EVENT_LINK_ERR_INVALID_DWORD: 3381 PM8001_MSG_DBG(pm8001_ha, 3382 pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); 3383 pm8001_hw_event_ack_req(pm8001_ha, 0, 3384 HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); 3385 sas_phy_disconnected(sas_phy); 3386 phy->phy_attached = 0; 3387 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3388 break; 3389 case HW_EVENT_LINK_ERR_DISPARITY_ERROR: 3390 PM8001_MSG_DBG(pm8001_ha, 3391 pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); 3392 pm8001_hw_event_ack_req(pm8001_ha, 0, 3393 HW_EVENT_LINK_ERR_DISPARITY_ERROR, 3394 port_id, phy_id, 0, 0); 3395 sas_phy_disconnected(sas_phy); 3396 phy->phy_attached = 0; 3397 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3398 break; 3399 case HW_EVENT_LINK_ERR_CODE_VIOLATION: 3400 PM8001_MSG_DBG(pm8001_ha, 3401 pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); 3402 pm8001_hw_event_ack_req(pm8001_ha, 0, 3403 HW_EVENT_LINK_ERR_CODE_VIOLATION, 3404 port_id, phy_id, 0, 0); 3405 sas_phy_disconnected(sas_phy); 3406 phy->phy_attached = 0; 3407 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3408 break; 3409 case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: 3410 PM8001_MSG_DBG(pm8001_ha, 3411 pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); 3412 pm8001_hw_event_ack_req(pm8001_ha, 0, 3413 HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, 3414 port_id, phy_id, 0, 0); 3415 sas_phy_disconnected(sas_phy); 3416 phy->phy_attached = 0; 3417 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3418 break; 3419 case HW_EVENT_MALFUNCTION: 3420 PM8001_MSG_DBG(pm8001_ha, 3421 pm8001_printk("HW_EVENT_MALFUNCTION\n")); 3422 break; 3423 case HW_EVENT_BROADCAST_SES: 3424 PM8001_MSG_DBG(pm8001_ha, 3425 pm8001_printk("HW_EVENT_BROADCAST_SES\n")); 3426 spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); 3427 sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; 3428 spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); 3429 sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); 3430 break; 3431 case HW_EVENT_INBOUND_CRC_ERROR: 3432 PM8001_MSG_DBG(pm8001_ha, 3433 pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); 3434 pm8001_hw_event_ack_req(pm8001_ha, 0, 3435 HW_EVENT_INBOUND_CRC_ERROR, 3436 port_id, phy_id, 0, 0); 3437 break; 3438 case HW_EVENT_HARD_RESET_RECEIVED: 3439 PM8001_MSG_DBG(pm8001_ha, 3440 pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); 3441 sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); 3442 break; 3443 case HW_EVENT_ID_FRAME_TIMEOUT: 3444 PM8001_MSG_DBG(pm8001_ha, 3445 pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); 3446 sas_phy_disconnected(sas_phy); 3447 phy->phy_attached = 0; 3448 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3449 break; 3450 case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: 3451 PM8001_MSG_DBG(pm8001_ha, 3452 pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED \n")); 3453 pm8001_hw_event_ack_req(pm8001_ha, 0, 3454 HW_EVENT_LINK_ERR_PHY_RESET_FAILED, 3455 port_id, phy_id, 0, 0); 3456 sas_phy_disconnected(sas_phy); 3457 phy->phy_attached = 0; 3458 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3459 break; 3460 case HW_EVENT_PORT_RESET_TIMER_TMO: 3461 PM8001_MSG_DBG(pm8001_ha, 3462 pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO \n")); 3463 sas_phy_disconnected(sas_phy); 3464 phy->phy_attached = 0; 3465 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3466 break; 3467 case HW_EVENT_PORT_RECOVERY_TIMER_TMO: 3468 PM8001_MSG_DBG(pm8001_ha, 3469 pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO \n")); 3470 sas_phy_disconnected(sas_phy); 3471 phy->phy_attached = 0; 3472 sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); 3473 break; 3474 case HW_EVENT_PORT_RECOVER: 3475 PM8001_MSG_DBG(pm8001_ha, 3476 pm8001_printk("HW_EVENT_PORT_RECOVER \n")); 3477 break; 3478 case HW_EVENT_PORT_RESET_COMPLETE: 3479 PM8001_MSG_DBG(pm8001_ha, 3480 pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE \n")); 3481 break; 3482 case EVENT_BROADCAST_ASYNCH_EVENT: 3483 PM8001_MSG_DBG(pm8001_ha, 3484 pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); 3485 break; 3486 default: 3487 PM8001_MSG_DBG(pm8001_ha, 3488 pm8001_printk("Unknown event type = %x\n", eventType)); 3489 break; 3490 } 3491 return 0; 3492 } 3493 3494 /** 3495 * process_one_iomb - process one outbound Queue memory block 3496 * @pm8001_ha: our hba card information 3497 * @piomb: IO message buffer 3498 */ 3499 static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) 3500 { 3501 u32 pHeader = (u32)*(u32 *)piomb; 3502 u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF); 3503 3504 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:")); 3505 3506 switch (opc) { 3507 case OPC_OUB_ECHO: 3508 PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO \n")); 3509 break; 3510 case OPC_OUB_HW_EVENT: 3511 PM8001_MSG_DBG(pm8001_ha, 3512 pm8001_printk("OPC_OUB_HW_EVENT \n")); 3513 mpi_hw_event(pm8001_ha, piomb); 3514 break; 3515 case OPC_OUB_SSP_COMP: 3516 PM8001_MSG_DBG(pm8001_ha, 3517 pm8001_printk("OPC_OUB_SSP_COMP \n")); 3518 mpi_ssp_completion(pm8001_ha, piomb); 3519 break; 3520 case OPC_OUB_SMP_COMP: 3521 PM8001_MSG_DBG(pm8001_ha, 3522 pm8001_printk("OPC_OUB_SMP_COMP \n")); 3523 mpi_smp_completion(pm8001_ha, piomb); 3524 break; 3525 case OPC_OUB_LOCAL_PHY_CNTRL: 3526 PM8001_MSG_DBG(pm8001_ha, 3527 pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); 3528 mpi_local_phy_ctl(pm8001_ha, piomb); 3529 break; 3530 case OPC_OUB_DEV_REGIST: 3531 PM8001_MSG_DBG(pm8001_ha, 3532 pm8001_printk("OPC_OUB_DEV_REGIST \n")); 3533 mpi_reg_resp(pm8001_ha, piomb); 3534 break; 3535 case OPC_OUB_DEREG_DEV: 3536 PM8001_MSG_DBG(pm8001_ha, 3537 pm8001_printk("unresgister the deviece \n")); 3538 mpi_dereg_resp(pm8001_ha, piomb); 3539 break; 3540 case OPC_OUB_GET_DEV_HANDLE: 3541 PM8001_MSG_DBG(pm8001_ha, 3542 pm8001_printk("OPC_OUB_GET_DEV_HANDLE \n")); 3543 break; 3544 case OPC_OUB_SATA_COMP: 3545 PM8001_MSG_DBG(pm8001_ha, 3546 pm8001_printk("OPC_OUB_SATA_COMP \n")); 3547 mpi_sata_completion(pm8001_ha, piomb); 3548 break; 3549 case OPC_OUB_SATA_EVENT: 3550 PM8001_MSG_DBG(pm8001_ha, 3551 pm8001_printk("OPC_OUB_SATA_EVENT \n")); 3552 mpi_sata_event(pm8001_ha, piomb); 3553 break; 3554 case OPC_OUB_SSP_EVENT: 3555 PM8001_MSG_DBG(pm8001_ha, 3556 pm8001_printk("OPC_OUB_SSP_EVENT\n")); 3557 mpi_ssp_event(pm8001_ha, piomb); 3558 break; 3559 case OPC_OUB_DEV_HANDLE_ARRIV: 3560 PM8001_MSG_DBG(pm8001_ha, 3561 pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); 3562 /*This is for target*/ 3563 break; 3564 case OPC_OUB_SSP_RECV_EVENT: 3565 PM8001_MSG_DBG(pm8001_ha, 3566 pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); 3567 /*This is for target*/ 3568 break; 3569 case OPC_OUB_DEV_INFO: 3570 PM8001_MSG_DBG(pm8001_ha, 3571 pm8001_printk("OPC_OUB_DEV_INFO\n")); 3572 break; 3573 case OPC_OUB_FW_FLASH_UPDATE: 3574 PM8001_MSG_DBG(pm8001_ha, 3575 pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); 3576 mpi_fw_flash_update_resp(pm8001_ha, piomb); 3577 break; 3578 case OPC_OUB_GPIO_RESPONSE: 3579 PM8001_MSG_DBG(pm8001_ha, 3580 pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); 3581 break; 3582 case OPC_OUB_GPIO_EVENT: 3583 PM8001_MSG_DBG(pm8001_ha, 3584 pm8001_printk("OPC_OUB_GPIO_EVENT\n")); 3585 break; 3586 case OPC_OUB_GENERAL_EVENT: 3587 PM8001_MSG_DBG(pm8001_ha, 3588 pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); 3589 mpi_general_event(pm8001_ha, piomb); 3590 break; 3591 case OPC_OUB_SSP_ABORT_RSP: 3592 PM8001_MSG_DBG(pm8001_ha, 3593 pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); 3594 mpi_task_abort_resp(pm8001_ha, piomb); 3595 break; 3596 case OPC_OUB_SATA_ABORT_RSP: 3597 PM8001_MSG_DBG(pm8001_ha, 3598 pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); 3599 mpi_task_abort_resp(pm8001_ha, piomb); 3600 break; 3601 case OPC_OUB_SAS_DIAG_MODE_START_END: 3602 PM8001_MSG_DBG(pm8001_ha, 3603 pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); 3604 break; 3605 case OPC_OUB_SAS_DIAG_EXECUTE: 3606 PM8001_MSG_DBG(pm8001_ha, 3607 pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); 3608 break; 3609 case OPC_OUB_GET_TIME_STAMP: 3610 PM8001_MSG_DBG(pm8001_ha, 3611 pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); 3612 break; 3613 case OPC_OUB_SAS_HW_EVENT_ACK: 3614 PM8001_MSG_DBG(pm8001_ha, 3615 pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); 3616 break; 3617 case OPC_OUB_PORT_CONTROL: 3618 PM8001_MSG_DBG(pm8001_ha, 3619 pm8001_printk("OPC_OUB_PORT_CONTROL\n")); 3620 break; 3621 case OPC_OUB_SMP_ABORT_RSP: 3622 PM8001_MSG_DBG(pm8001_ha, 3623 pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); 3624 mpi_task_abort_resp(pm8001_ha, piomb); 3625 break; 3626 case OPC_OUB_GET_NVMD_DATA: 3627 PM8001_MSG_DBG(pm8001_ha, 3628 pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); 3629 mpi_get_nvmd_resp(pm8001_ha, piomb); 3630 break; 3631 case OPC_OUB_SET_NVMD_DATA: 3632 PM8001_MSG_DBG(pm8001_ha, 3633 pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); 3634 mpi_set_nvmd_resp(pm8001_ha, piomb); 3635 break; 3636 case OPC_OUB_DEVICE_HANDLE_REMOVAL: 3637 PM8001_MSG_DBG(pm8001_ha, 3638 pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); 3639 break; 3640 case OPC_OUB_SET_DEVICE_STATE: 3641 PM8001_MSG_DBG(pm8001_ha, 3642 pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); 3643 mpi_set_dev_state_resp(pm8001_ha, piomb); 3644 break; 3645 case OPC_OUB_GET_DEVICE_STATE: 3646 PM8001_MSG_DBG(pm8001_ha, 3647 pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); 3648 break; 3649 case OPC_OUB_SET_DEV_INFO: 3650 PM8001_MSG_DBG(pm8001_ha, 3651 pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); 3652 break; 3653 case OPC_OUB_SAS_RE_INITIALIZE: 3654 PM8001_MSG_DBG(pm8001_ha, 3655 pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n")); 3656 break; 3657 default: 3658 PM8001_MSG_DBG(pm8001_ha, 3659 pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n", 3660 opc)); 3661 break; 3662 } 3663 } 3664 3665 static int process_oq(struct pm8001_hba_info *pm8001_ha) 3666 { 3667 struct outbound_queue_table *circularQ; 3668 void *pMsg1 = NULL; 3669 u8 bc = 0; 3670 u32 ret = MPI_IO_STATUS_FAIL; 3671 3672 circularQ = &pm8001_ha->outbnd_q_tbl[0]; 3673 do { 3674 ret = mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc); 3675 if (MPI_IO_STATUS_SUCCESS == ret) { 3676 /* process the outbound message */ 3677 process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4)); 3678 /* free the message from the outbound circular buffer */ 3679 mpi_msg_free_set(pm8001_ha, pMsg1, circularQ, bc); 3680 } 3681 if (MPI_IO_STATUS_BUSY == ret) { 3682 u32 producer_idx; 3683 /* Update the producer index from SPC */ 3684 producer_idx = pm8001_read_32(circularQ->pi_virt); 3685 circularQ->producer_index = cpu_to_le32(producer_idx); 3686 if (circularQ->producer_index == 3687 circularQ->consumer_idx) 3688 /* OQ is empty */ 3689 break; 3690 } 3691 } while (1); 3692 return ret; 3693 } 3694 3695 /* PCI_DMA_... to our direction translation. */ 3696 static const u8 data_dir_flags[] = { 3697 [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */ 3698 [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */ 3699 [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */ 3700 [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */ 3701 }; 3702 static void 3703 pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd) 3704 { 3705 int i; 3706 struct scatterlist *sg; 3707 struct pm8001_prd *buf_prd = prd; 3708 3709 for_each_sg(scatter, sg, nr, i) { 3710 buf_prd->addr = cpu_to_le64(sg_dma_address(sg)); 3711 buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg)); 3712 buf_prd->im_len.e = 0; 3713 buf_prd++; 3714 } 3715 } 3716 3717 static void build_smp_cmd(u32 deviceID, u32 hTag, struct smp_req *psmp_cmd) 3718 { 3719 psmp_cmd->tag = cpu_to_le32(hTag); 3720 psmp_cmd->device_id = cpu_to_le32(deviceID); 3721 psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1)); 3722 } 3723 3724 /** 3725 * pm8001_chip_smp_req - send a SMP task to FW 3726 * @pm8001_ha: our hba card information. 3727 * @ccb: the ccb information this request used. 3728 */ 3729 static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha, 3730 struct pm8001_ccb_info *ccb) 3731 { 3732 int elem, rc; 3733 struct sas_task *task = ccb->task; 3734 struct domain_device *dev = task->dev; 3735 struct pm8001_device *pm8001_dev = dev->lldd_dev; 3736 struct scatterlist *sg_req, *sg_resp; 3737 u32 req_len, resp_len; 3738 struct smp_req smp_cmd; 3739 u32 opc; 3740 struct inbound_queue_table *circularQ; 3741 3742 memset(&smp_cmd, 0, sizeof(smp_cmd)); 3743 /* 3744 * DMA-map SMP request, response buffers 3745 */ 3746 sg_req = &task->smp_task.smp_req; 3747 elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE); 3748 if (!elem) 3749 return -ENOMEM; 3750 req_len = sg_dma_len(sg_req); 3751 3752 sg_resp = &task->smp_task.smp_resp; 3753 elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE); 3754 if (!elem) { 3755 rc = -ENOMEM; 3756 goto err_out; 3757 } 3758 resp_len = sg_dma_len(sg_resp); 3759 /* must be in dwords */ 3760 if ((req_len & 0x3) || (resp_len & 0x3)) { 3761 rc = -EINVAL; 3762 goto err_out_2; 3763 } 3764 3765 opc = OPC_INB_SMP_REQUEST; 3766 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3767 smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); 3768 smp_cmd.long_smp_req.long_req_addr = 3769 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req)); 3770 smp_cmd.long_smp_req.long_req_size = 3771 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4); 3772 smp_cmd.long_smp_req.long_resp_addr = 3773 cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp)); 3774 smp_cmd.long_smp_req.long_resp_size = 3775 cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4); 3776 build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd); 3777 mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd); 3778 return 0; 3779 3780 err_out_2: 3781 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1, 3782 PCI_DMA_FROMDEVICE); 3783 err_out: 3784 dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1, 3785 PCI_DMA_TODEVICE); 3786 return rc; 3787 } 3788 3789 /** 3790 * pm8001_chip_ssp_io_req - send a SSP task to FW 3791 * @pm8001_ha: our hba card information. 3792 * @ccb: the ccb information this request used. 3793 */ 3794 static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, 3795 struct pm8001_ccb_info *ccb) 3796 { 3797 struct sas_task *task = ccb->task; 3798 struct domain_device *dev = task->dev; 3799 struct pm8001_device *pm8001_dev = dev->lldd_dev; 3800 struct ssp_ini_io_start_req ssp_cmd; 3801 u32 tag = ccb->ccb_tag; 3802 int ret; 3803 __le64 phys_addr; 3804 struct inbound_queue_table *circularQ; 3805 u32 opc = OPC_INB_SSPINIIOSTART; 3806 memset(&ssp_cmd, 0, sizeof(ssp_cmd)); 3807 memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8); 3808 ssp_cmd.dir_m_tlr = 3809 cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);/*0 for 3810 SAS 1.1 compatible TLR*/ 3811 ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len); 3812 ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id); 3813 ssp_cmd.tag = cpu_to_le32(tag); 3814 if (task->ssp_task.enable_first_burst) 3815 ssp_cmd.ssp_iu.efb_prio_attr |= 0x80; 3816 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3); 3817 ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7); 3818 memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cdb, 16); 3819 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3820 3821 /* fill in PRD (scatter/gather) table, if any */ 3822 if (task->num_scatter > 1) { 3823 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 3824 phys_addr = cpu_to_le64(ccb->ccb_dma_handle + 3825 offsetof(struct pm8001_ccb_info, buf_prd[0])); 3826 ssp_cmd.addr_low = lower_32_bits(phys_addr); 3827 ssp_cmd.addr_high = upper_32_bits(phys_addr); 3828 ssp_cmd.esgl = cpu_to_le32(1<<31); 3829 } else if (task->num_scatter == 1) { 3830 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter)); 3831 ssp_cmd.addr_low = lower_32_bits(dma_addr); 3832 ssp_cmd.addr_high = upper_32_bits(dma_addr); 3833 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 3834 ssp_cmd.esgl = 0; 3835 } else if (task->num_scatter == 0) { 3836 ssp_cmd.addr_low = 0; 3837 ssp_cmd.addr_high = 0; 3838 ssp_cmd.len = cpu_to_le32(task->total_xfer_len); 3839 ssp_cmd.esgl = 0; 3840 } 3841 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd); 3842 return ret; 3843 } 3844 3845 static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, 3846 struct pm8001_ccb_info *ccb) 3847 { 3848 struct sas_task *task = ccb->task; 3849 struct domain_device *dev = task->dev; 3850 struct pm8001_device *pm8001_ha_dev = dev->lldd_dev; 3851 u32 tag = ccb->ccb_tag; 3852 int ret; 3853 struct sata_start_req sata_cmd; 3854 u32 hdr_tag, ncg_tag = 0; 3855 __le64 phys_addr; 3856 u32 ATAP = 0x0; 3857 u32 dir; 3858 struct inbound_queue_table *circularQ; 3859 u32 opc = OPC_INB_SATA_HOST_OPSTART; 3860 memset(&sata_cmd, 0, sizeof(sata_cmd)); 3861 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3862 if (task->data_dir == PCI_DMA_NONE) { 3863 ATAP = 0x04; /* no data*/ 3864 PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data \n")); 3865 } else if (likely(!task->ata_task.device_control_reg_update)) { 3866 if (task->ata_task.dma_xfer) { 3867 ATAP = 0x06; /* DMA */ 3868 PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA \n")); 3869 } else { 3870 ATAP = 0x05; /* PIO*/ 3871 PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO \n")); 3872 } 3873 if (task->ata_task.use_ncq && 3874 dev->sata_dev.command_set != ATAPI_COMMAND_SET) { 3875 ATAP = 0x07; /* FPDMA */ 3876 PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA \n")); 3877 } 3878 } 3879 if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) 3880 ncg_tag = hdr_tag; 3881 dir = data_dir_flags[task->data_dir] << 8; 3882 sata_cmd.tag = cpu_to_le32(tag); 3883 sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id); 3884 sata_cmd.data_len = cpu_to_le32(task->total_xfer_len); 3885 sata_cmd.ncqtag_atap_dir_m = 3886 cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir); 3887 sata_cmd.sata_fis = task->ata_task.fis; 3888 if (likely(!task->ata_task.device_control_reg_update)) 3889 sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */ 3890 sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */ 3891 /* fill in PRD (scatter/gather) table, if any */ 3892 if (task->num_scatter > 1) { 3893 pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd); 3894 phys_addr = cpu_to_le64(ccb->ccb_dma_handle + 3895 offsetof(struct pm8001_ccb_info, buf_prd[0])); 3896 sata_cmd.addr_low = lower_32_bits(phys_addr); 3897 sata_cmd.addr_high = upper_32_bits(phys_addr); 3898 sata_cmd.esgl = cpu_to_le32(1 << 31); 3899 } else if (task->num_scatter == 1) { 3900 __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter)); 3901 sata_cmd.addr_low = lower_32_bits(dma_addr); 3902 sata_cmd.addr_high = upper_32_bits(dma_addr); 3903 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 3904 sata_cmd.esgl = 0; 3905 } else if (task->num_scatter == 0) { 3906 sata_cmd.addr_low = 0; 3907 sata_cmd.addr_high = 0; 3908 sata_cmd.len = cpu_to_le32(task->total_xfer_len); 3909 sata_cmd.esgl = 0; 3910 } 3911 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd); 3912 return ret; 3913 } 3914 3915 /** 3916 * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND 3917 * @pm8001_ha: our hba card information. 3918 * @num: the inbound queue number 3919 * @phy_id: the phy id which we wanted to start up. 3920 */ 3921 static int 3922 pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) 3923 { 3924 struct phy_start_req payload; 3925 struct inbound_queue_table *circularQ; 3926 int ret; 3927 u32 tag = 0x01; 3928 u32 opcode = OPC_INB_PHYSTART; 3929 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3930 memset(&payload, 0, sizeof(payload)); 3931 payload.tag = cpu_to_le32(tag); 3932 /* 3933 ** [0:7] PHY Identifier 3934 ** [8:11] link rate 1.5G, 3G, 6G 3935 ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both 3936 ** [14] 0b disable spin up hold; 1b enable spin up hold 3937 */ 3938 payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | 3939 LINKMODE_AUTO | LINKRATE_15 | 3940 LINKRATE_30 | LINKRATE_60 | phy_id); 3941 payload.sas_identify.dev_type = SAS_END_DEV; 3942 payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL; 3943 memcpy(payload.sas_identify.sas_addr, 3944 pm8001_ha->sas_addr, SAS_ADDR_SIZE); 3945 payload.sas_identify.phy_id = phy_id; 3946 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload); 3947 return ret; 3948 } 3949 3950 /** 3951 * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND 3952 * @pm8001_ha: our hba card information. 3953 * @num: the inbound queue number 3954 * @phy_id: the phy id which we wanted to start up. 3955 */ 3956 static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha, 3957 u8 phy_id) 3958 { 3959 struct phy_stop_req payload; 3960 struct inbound_queue_table *circularQ; 3961 int ret; 3962 u32 tag = 0x01; 3963 u32 opcode = OPC_INB_PHYSTOP; 3964 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3965 memset(&payload, 0, sizeof(payload)); 3966 payload.tag = cpu_to_le32(tag); 3967 payload.phy_id = cpu_to_le32(phy_id); 3968 ret = mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload); 3969 return ret; 3970 } 3971 3972 /** 3973 * see comments on mpi_reg_resp. 3974 */ 3975 static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha, 3976 struct pm8001_device *pm8001_dev, u32 flag) 3977 { 3978 struct reg_dev_req payload; 3979 u32 opc; 3980 u32 stp_sspsmp_sata = 0x4; 3981 struct inbound_queue_table *circularQ; 3982 u32 linkrate, phy_id; 3983 int rc, tag = 0xdeadbeef; 3984 struct pm8001_ccb_info *ccb; 3985 u8 retryFlag = 0x1; 3986 u16 firstBurstSize = 0; 3987 u16 ITNT = 2000; 3988 struct domain_device *dev = pm8001_dev->sas_device; 3989 struct domain_device *parent_dev = dev->parent; 3990 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 3991 3992 memset(&payload, 0, sizeof(payload)); 3993 rc = pm8001_tag_alloc(pm8001_ha, &tag); 3994 if (rc) 3995 return rc; 3996 ccb = &pm8001_ha->ccb_info[tag]; 3997 ccb->device = pm8001_dev; 3998 ccb->ccb_tag = tag; 3999 payload.tag = cpu_to_le32(tag); 4000 if (flag == 1) 4001 stp_sspsmp_sata = 0x02; /*direct attached sata */ 4002 else { 4003 if (pm8001_dev->dev_type == SATA_DEV) 4004 stp_sspsmp_sata = 0x00; /* stp*/ 4005 else if (pm8001_dev->dev_type == SAS_END_DEV || 4006 pm8001_dev->dev_type == EDGE_DEV || 4007 pm8001_dev->dev_type == FANOUT_DEV) 4008 stp_sspsmp_sata = 0x01; /*ssp or smp*/ 4009 } 4010 if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type)) 4011 phy_id = parent_dev->ex_dev.ex_phy->phy_id; 4012 else 4013 phy_id = pm8001_dev->attached_phy; 4014 opc = OPC_INB_REG_DEV; 4015 linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ? 4016 pm8001_dev->sas_device->linkrate : dev->port->linkrate; 4017 payload.phyid_portid = 4018 cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) | 4019 ((phy_id & 0x0F) << 4)); 4020 payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) | 4021 ((linkrate & 0x0F) * 0x1000000) | 4022 ((stp_sspsmp_sata & 0x03) * 0x10000000)); 4023 payload.firstburstsize_ITNexustimeout = 4024 cpu_to_le32(ITNT | (firstBurstSize * 0x10000)); 4025 memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr, 4026 SAS_ADDR_SIZE); 4027 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4028 return rc; 4029 } 4030 4031 /** 4032 * see comments on mpi_reg_resp. 4033 */ 4034 static int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, 4035 u32 device_id) 4036 { 4037 struct dereg_dev_req payload; 4038 u32 opc = OPC_INB_DEREG_DEV_HANDLE; 4039 int ret; 4040 struct inbound_queue_table *circularQ; 4041 4042 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4043 memset(&payload, 0, sizeof(payload)); 4044 payload.tag = 1; 4045 payload.device_id = cpu_to_le32(device_id); 4046 PM8001_MSG_DBG(pm8001_ha, 4047 pm8001_printk("unregister device device_id = %d\n", device_id)); 4048 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4049 return ret; 4050 } 4051 4052 /** 4053 * pm8001_chip_phy_ctl_req - support the local phy operation 4054 * @pm8001_ha: our hba card information. 4055 * @num: the inbound queue number 4056 * @phy_id: the phy id which we wanted to operate 4057 * @phy_op: 4058 */ 4059 static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha, 4060 u32 phyId, u32 phy_op) 4061 { 4062 struct local_phy_ctl_req payload; 4063 struct inbound_queue_table *circularQ; 4064 int ret; 4065 u32 opc = OPC_INB_LOCAL_PHY_CONTROL; 4066 memset(&payload, 0, sizeof(payload)); 4067 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4068 payload.tag = 1; 4069 payload.phyop_phyid = 4070 cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F)); 4071 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4072 return ret; 4073 } 4074 4075 static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha) 4076 { 4077 u32 value; 4078 #ifdef PM8001_USE_MSIX 4079 return 1; 4080 #endif 4081 value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR); 4082 if (value) 4083 return 1; 4084 return 0; 4085 4086 } 4087 4088 /** 4089 * pm8001_chip_isr - PM8001 isr handler. 4090 * @pm8001_ha: our hba card information. 4091 * @irq: irq number. 4092 * @stat: stat. 4093 */ 4094 static irqreturn_t 4095 pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha) 4096 { 4097 unsigned long flags; 4098 spin_lock_irqsave(&pm8001_ha->lock, flags); 4099 pm8001_chip_interrupt_disable(pm8001_ha); 4100 process_oq(pm8001_ha); 4101 pm8001_chip_interrupt_enable(pm8001_ha); 4102 spin_unlock_irqrestore(&pm8001_ha->lock, flags); 4103 return IRQ_HANDLED; 4104 } 4105 4106 static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc, 4107 u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag) 4108 { 4109 struct task_abort_req task_abort; 4110 struct inbound_queue_table *circularQ; 4111 int ret; 4112 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4113 memset(&task_abort, 0, sizeof(task_abort)); 4114 if (ABORT_SINGLE == (flag & ABORT_MASK)) { 4115 task_abort.abort_all = 0; 4116 task_abort.device_id = cpu_to_le32(dev_id); 4117 task_abort.tag_to_abort = cpu_to_le32(task_tag); 4118 task_abort.tag = cpu_to_le32(cmd_tag); 4119 } else if (ABORT_ALL == (flag & ABORT_MASK)) { 4120 task_abort.abort_all = cpu_to_le32(1); 4121 task_abort.device_id = cpu_to_le32(dev_id); 4122 task_abort.tag = cpu_to_le32(cmd_tag); 4123 } 4124 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort); 4125 return ret; 4126 } 4127 4128 /** 4129 * pm8001_chip_abort_task - SAS abort task when error or exception happened. 4130 * @task: the task we wanted to aborted. 4131 * @flag: the abort flag. 4132 */ 4133 static int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, 4134 struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag) 4135 { 4136 u32 opc, device_id; 4137 int rc = TMF_RESP_FUNC_FAILED; 4138 PM8001_EH_DBG(pm8001_ha, pm8001_printk("cmd_tag = %x, abort task tag" 4139 " = %x", cmd_tag, task_tag)); 4140 if (pm8001_dev->dev_type == SAS_END_DEV) 4141 opc = OPC_INB_SSP_ABORT; 4142 else if (pm8001_dev->dev_type == SATA_DEV) 4143 opc = OPC_INB_SATA_ABORT; 4144 else 4145 opc = OPC_INB_SMP_ABORT;/* SMP */ 4146 device_id = pm8001_dev->device_id; 4147 rc = send_task_abort(pm8001_ha, opc, device_id, flag, 4148 task_tag, cmd_tag); 4149 if (rc != TMF_RESP_FUNC_COMPLETE) 4150 PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc)); 4151 return rc; 4152 } 4153 4154 /** 4155 * pm8001_chip_ssp_tm_req - built the task management command. 4156 * @pm8001_ha: our hba card information. 4157 * @ccb: the ccb information. 4158 * @tmf: task management function. 4159 */ 4160 static int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha, 4161 struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf) 4162 { 4163 struct sas_task *task = ccb->task; 4164 struct domain_device *dev = task->dev; 4165 struct pm8001_device *pm8001_dev = dev->lldd_dev; 4166 u32 opc = OPC_INB_SSPINITMSTART; 4167 struct inbound_queue_table *circularQ; 4168 struct ssp_ini_tm_start_req sspTMCmd; 4169 int ret; 4170 4171 memset(&sspTMCmd, 0, sizeof(sspTMCmd)); 4172 sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id); 4173 sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed); 4174 sspTMCmd.tmf = cpu_to_le32(tmf->tmf); 4175 memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8); 4176 sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag); 4177 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4178 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd); 4179 return ret; 4180 } 4181 4182 static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4183 void *payload) 4184 { 4185 u32 opc = OPC_INB_GET_NVMD_DATA; 4186 u32 nvmd_type; 4187 int rc; 4188 u32 tag; 4189 struct pm8001_ccb_info *ccb; 4190 struct inbound_queue_table *circularQ; 4191 struct get_nvm_data_req nvmd_req; 4192 struct fw_control_ex *fw_control_context; 4193 struct pm8001_ioctl_payload *ioctl_payload = payload; 4194 4195 nvmd_type = ioctl_payload->minor_function; 4196 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4197 if (!fw_control_context) 4198 return -ENOMEM; 4199 fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0]; 4200 fw_control_context->len = ioctl_payload->length; 4201 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4202 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4203 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4204 if (rc) { 4205 kfree(fw_control_context); 4206 return rc; 4207 } 4208 ccb = &pm8001_ha->ccb_info[tag]; 4209 ccb->ccb_tag = tag; 4210 ccb->fw_control_context = fw_control_context; 4211 nvmd_req.tag = cpu_to_le32(tag); 4212 4213 switch (nvmd_type) { 4214 case TWI_DEVICE: { 4215 u32 twi_addr, twi_page_size; 4216 twi_addr = 0xa8; 4217 twi_page_size = 2; 4218 4219 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4220 twi_page_size << 8 | TWI_DEVICE); 4221 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4222 nvmd_req.resp_addr_hi = 4223 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4224 nvmd_req.resp_addr_lo = 4225 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4226 break; 4227 } 4228 case C_SEEPROM: { 4229 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4230 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4231 nvmd_req.resp_addr_hi = 4232 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4233 nvmd_req.resp_addr_lo = 4234 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4235 break; 4236 } 4237 case VPD_FLASH: { 4238 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4239 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4240 nvmd_req.resp_addr_hi = 4241 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4242 nvmd_req.resp_addr_lo = 4243 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4244 break; 4245 } 4246 case EXPAN_ROM: { 4247 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4248 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4249 nvmd_req.resp_addr_hi = 4250 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4251 nvmd_req.resp_addr_lo = 4252 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4253 break; 4254 } 4255 default: 4256 break; 4257 } 4258 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req); 4259 return rc; 4260 } 4261 4262 static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha, 4263 void *payload) 4264 { 4265 u32 opc = OPC_INB_SET_NVMD_DATA; 4266 u32 nvmd_type; 4267 int rc; 4268 u32 tag; 4269 struct pm8001_ccb_info *ccb; 4270 struct inbound_queue_table *circularQ; 4271 struct set_nvm_data_req nvmd_req; 4272 struct fw_control_ex *fw_control_context; 4273 struct pm8001_ioctl_payload *ioctl_payload = payload; 4274 4275 nvmd_type = ioctl_payload->minor_function; 4276 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4277 if (!fw_control_context) 4278 return -ENOMEM; 4279 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4280 memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr, 4281 ioctl_payload->func_specific, 4282 ioctl_payload->length); 4283 memset(&nvmd_req, 0, sizeof(nvmd_req)); 4284 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4285 if (rc) { 4286 kfree(fw_control_context); 4287 return rc; 4288 } 4289 ccb = &pm8001_ha->ccb_info[tag]; 4290 ccb->fw_control_context = fw_control_context; 4291 ccb->ccb_tag = tag; 4292 nvmd_req.tag = cpu_to_le32(tag); 4293 switch (nvmd_type) { 4294 case TWI_DEVICE: { 4295 u32 twi_addr, twi_page_size; 4296 twi_addr = 0xa8; 4297 twi_page_size = 2; 4298 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4299 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 | 4300 twi_page_size << 8 | TWI_DEVICE); 4301 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4302 nvmd_req.resp_addr_hi = 4303 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4304 nvmd_req.resp_addr_lo = 4305 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4306 break; 4307 } 4308 case C_SEEPROM: 4309 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM); 4310 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4311 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4312 nvmd_req.resp_addr_hi = 4313 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4314 nvmd_req.resp_addr_lo = 4315 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4316 break; 4317 case VPD_FLASH: 4318 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH); 4319 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4320 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4321 nvmd_req.resp_addr_hi = 4322 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4323 nvmd_req.resp_addr_lo = 4324 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4325 break; 4326 case EXPAN_ROM: 4327 nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM); 4328 nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length); 4329 nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98); 4330 nvmd_req.resp_addr_hi = 4331 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi); 4332 nvmd_req.resp_addr_lo = 4333 cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo); 4334 break; 4335 default: 4336 break; 4337 } 4338 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req); 4339 return rc; 4340 } 4341 4342 /** 4343 * pm8001_chip_fw_flash_update_build - support the firmware update operation 4344 * @pm8001_ha: our hba card information. 4345 * @fw_flash_updata_info: firmware flash update param 4346 */ 4347 static int 4348 pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha, 4349 void *fw_flash_updata_info, u32 tag) 4350 { 4351 struct fw_flash_Update_req payload; 4352 struct fw_flash_updata_info *info; 4353 struct inbound_queue_table *circularQ; 4354 int ret; 4355 u32 opc = OPC_INB_FW_FLASH_UPDATE; 4356 4357 memset(&payload, 0, sizeof(struct fw_flash_Update_req)); 4358 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4359 info = fw_flash_updata_info; 4360 payload.tag = cpu_to_le32(tag); 4361 payload.cur_image_len = cpu_to_le32(info->cur_image_len); 4362 payload.cur_image_offset = cpu_to_le32(info->cur_image_offset); 4363 payload.total_image_len = cpu_to_le32(info->total_image_len); 4364 payload.len = info->sgl.im_len.len ; 4365 payload.sgl_addr_lo = lower_32_bits(info->sgl.addr); 4366 payload.sgl_addr_hi = upper_32_bits(info->sgl.addr); 4367 ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4368 return ret; 4369 } 4370 4371 static int 4372 pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, 4373 void *payload) 4374 { 4375 struct fw_flash_updata_info flash_update_info; 4376 struct fw_control_info *fw_control; 4377 struct fw_control_ex *fw_control_context; 4378 int rc; 4379 u32 tag; 4380 struct pm8001_ccb_info *ccb; 4381 void *buffer = NULL; 4382 dma_addr_t phys_addr; 4383 u32 phys_addr_hi; 4384 u32 phys_addr_lo; 4385 struct pm8001_ioctl_payload *ioctl_payload = payload; 4386 4387 fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL); 4388 if (!fw_control_context) 4389 return -ENOMEM; 4390 fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0]; 4391 if (fw_control->len != 0) { 4392 if (pm8001_mem_alloc(pm8001_ha->pdev, 4393 (void **)&buffer, 4394 &phys_addr, 4395 &phys_addr_hi, 4396 &phys_addr_lo, 4397 fw_control->len, 0) != 0) { 4398 PM8001_FAIL_DBG(pm8001_ha, 4399 pm8001_printk("Mem alloc failure\n")); 4400 kfree(fw_control_context); 4401 return -ENOMEM; 4402 } 4403 } 4404 memcpy(buffer, fw_control->buffer, fw_control->len); 4405 flash_update_info.sgl.addr = cpu_to_le64(phys_addr); 4406 flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len); 4407 flash_update_info.sgl.im_len.e = 0; 4408 flash_update_info.cur_image_offset = fw_control->offset; 4409 flash_update_info.cur_image_len = fw_control->len; 4410 flash_update_info.total_image_len = fw_control->size; 4411 fw_control_context->fw_control = fw_control; 4412 fw_control_context->virtAddr = buffer; 4413 fw_control_context->len = fw_control->len; 4414 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4415 if (rc) { 4416 kfree(fw_control_context); 4417 return rc; 4418 } 4419 ccb = &pm8001_ha->ccb_info[tag]; 4420 ccb->fw_control_context = fw_control_context; 4421 ccb->ccb_tag = tag; 4422 rc = pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info, 4423 tag); 4424 return rc; 4425 } 4426 4427 static int 4428 pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha, 4429 struct pm8001_device *pm8001_dev, u32 state) 4430 { 4431 struct set_dev_state_req payload; 4432 struct inbound_queue_table *circularQ; 4433 struct pm8001_ccb_info *ccb; 4434 int rc; 4435 u32 tag; 4436 u32 opc = OPC_INB_SET_DEVICE_STATE; 4437 memset(&payload, 0, sizeof(payload)); 4438 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4439 if (rc) 4440 return -1; 4441 ccb = &pm8001_ha->ccb_info[tag]; 4442 ccb->ccb_tag = tag; 4443 ccb->device = pm8001_dev; 4444 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4445 payload.tag = cpu_to_le32(tag); 4446 payload.device_id = cpu_to_le32(pm8001_dev->device_id); 4447 payload.nds = cpu_to_le32(state); 4448 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4449 return rc; 4450 4451 } 4452 4453 static int 4454 pm8001_chip_sas_re_initialization(struct pm8001_hba_info *pm8001_ha) 4455 { 4456 struct sas_re_initialization_req payload; 4457 struct inbound_queue_table *circularQ; 4458 struct pm8001_ccb_info *ccb; 4459 int rc; 4460 u32 tag; 4461 u32 opc = OPC_INB_SAS_RE_INITIALIZE; 4462 memset(&payload, 0, sizeof(payload)); 4463 rc = pm8001_tag_alloc(pm8001_ha, &tag); 4464 if (rc) 4465 return -1; 4466 ccb = &pm8001_ha->ccb_info[tag]; 4467 ccb->ccb_tag = tag; 4468 circularQ = &pm8001_ha->inbnd_q_tbl[0]; 4469 payload.tag = cpu_to_le32(tag); 4470 payload.SSAHOLT = cpu_to_le32(0xd << 25); 4471 payload.sata_hol_tmo = cpu_to_le32(80); 4472 payload.open_reject_cmdretries_data_retries = cpu_to_le32(0xff00ff); 4473 rc = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload); 4474 return rc; 4475 4476 } 4477 4478 const struct pm8001_dispatch pm8001_8001_dispatch = { 4479 .name = "pmc8001", 4480 .chip_init = pm8001_chip_init, 4481 .chip_soft_rst = pm8001_chip_soft_rst, 4482 .chip_rst = pm8001_hw_chip_rst, 4483 .chip_iounmap = pm8001_chip_iounmap, 4484 .isr = pm8001_chip_isr, 4485 .is_our_interupt = pm8001_chip_is_our_interupt, 4486 .isr_process_oq = process_oq, 4487 .interrupt_enable = pm8001_chip_interrupt_enable, 4488 .interrupt_disable = pm8001_chip_interrupt_disable, 4489 .make_prd = pm8001_chip_make_sg, 4490 .smp_req = pm8001_chip_smp_req, 4491 .ssp_io_req = pm8001_chip_ssp_io_req, 4492 .sata_req = pm8001_chip_sata_req, 4493 .phy_start_req = pm8001_chip_phy_start_req, 4494 .phy_stop_req = pm8001_chip_phy_stop_req, 4495 .reg_dev_req = pm8001_chip_reg_dev_req, 4496 .dereg_dev_req = pm8001_chip_dereg_dev_req, 4497 .phy_ctl_req = pm8001_chip_phy_ctl_req, 4498 .task_abort = pm8001_chip_abort_task, 4499 .ssp_tm_req = pm8001_chip_ssp_tm_req, 4500 .get_nvmd_req = pm8001_chip_get_nvmd_req, 4501 .set_nvmd_req = pm8001_chip_set_nvmd_req, 4502 .fw_flash_update_req = pm8001_chip_fw_flash_update_req, 4503 .set_dev_state_req = pm8001_chip_set_dev_state_req, 4504 .sas_re_init_req = pm8001_chip_sas_re_initialization, 4505 }; 4506 4507